Below are the plants used in the garden. Click on them to learn more and see where they were used.
Acanthus sennii
Acanthus sennii – Ethiopian acanthus
Upright perennial or sub-shrub with oblong to oval, very spiny, mid-green leaves. Red, large-lipped flowers are produced in short,terminal spikes in mid-summer to early autumn
1-1.5 m H x 1-1.5 m W
Found in Adaptation: Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/125433/i-acanthus-sennii-i/details
Acer pseudoplatanus
Acer pseudoplatanus – sycamore
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/269/i-acer-pseudoplatanus-i/details
Aeonium arboreum
Aeonium arboreum – houseleek tree
Found in Adaptation: Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/498/i-aeonium-arboreum-i/details
Aesculus hippocastanum ‘Baumannii’
Aesculus hippocastanum ‘Baumannii’ – Baumann’s horse chestnut
Found in Decline: Sector E – Grey Front Garden
https://www.rhs.org.uk/plants/91606/i-aesculus-hippocastanum-i-baumannii-(d)/details
Agastache rugosa ‘Golden Jubilee’
Agastache rugosa ‘Golden Jubilee’ – Korean mint ‘Golden Jubilee’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/210338/i-agastache-rugosa-i-golden-jubilee/details
Agave maculata
Agave mitis
Akebia quinata
Akebia quinata – chocolate vine
Found in Universal Windowbox
https://www.rhs.org.uk/plants/747/i-akebia-quinata-i/details
Aloe striatula
Aloe striatula – striped-stemmed aloe
Found in Adaptation: Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/976/i-aloe-striatula-i/details
Amaranthus tricolor ‘Joseph’s Coat’
Amaranthus tricolor ‘Joseph’s Coat’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/142639/amaranthus-tricolor-joseph-s-coat/details
Amicia zygomeris
Amicia zygomeris – yoke-leaved amicia
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/1075/i-amicia-zygomeris-i/details
Anemanthele lessoniana
Anemanthele lessoniana – pheasant’s tail grass
Found in Universal Windowbox
https://www.rhs.org.uk/plants/128871/anemanthele-lessoniana/details
Anemone hybrida ‘Rosea’
Anemone hybrida ‘Rosea’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/236745/anemone-hybrida-rosea/details
Anemone ‘Wild Swan’
Anemone ‘Wild Swan’ – windflower [Wild Swan]
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/281271/anemone-wild-swan-(-macane001-pbr)/details
Aralia cordata
Aralia cordata – Japanese spikenard
Clump-forming herbaceous perennial reaching up to 1.2m tall. Its large, compound leaves emerge golden-yellow in spring and maintain their gold colour when exposed to sun for a few hours each day. Tiny white flowers are borne on spikes up to 60cm tall in late summer, forming inedible purple berries in the autumn. Thickets and thin woods, especially by streams and ravines, all over Japan. E. Asia – China, Japan, Korea.
1-1.5 m H x 1-1.5 m W
It is hardy to zone (UK) 5 and is frost tender. It is in flower from July to August. The species is hermaphrodite (has both male and female organs) and is pollinated by bees.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in full shade (deep woodland) or semi-shade (light woodland). It prefers moist soil.
Found in Mitigation: Sector L – Swale
https://www.rhs.org.uk/plants/1452/aralia-cordata-thunb/details
Aster ‘Glow in the Dark’
Aster ‘Glow in the Dark’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/297592/aster-glow-in-the-dark/details
Aster radula ‘August Sky’
Aster radula ‘August Sky’
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/340802/i-eurybia-radula-i-august-sky/details
Athyrium niponicum var. pictum
Athyrium niponicum var. pictum – painted lady fern
A. nipponicum pictum is a striking deciduous fern with a shortly-creeping rhizome and lance-shaped, bipinnate fronds to 30cm, grey, with paler midribs to the pinnae, and a red-purple zone along the centre. Shaded places in lowland all over Japan. E. Asia – China, Japan, Korea.
0.1-0.5 m H x 0.1-0.5 m W
It is hardy to zone (UK) 4.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in heavy clay soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very acid soils.
It can grow in full shade (deep woodland) or semi-shade (light woodland). It prefers moist or wet soil.
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/92151/i-athyrium-niponicum-i-var-i-pictum-i/details
Athyrium otophorum ‘Okanum’
Athyrium otophorum ‘Okanum’ – eared lady fern
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/191121/athyrium-otophorum-okanum/details
Begonia semperflorens ‘Devil’
Begonia semperflorens ‘Devil’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/365867/begonia-semperflorens-devil/details
Beta vulgaris subsp. cicla var. flavescens rainbow chard
Beta vulgaris subsp. cicla var. flavescens – chard ‘Rainbow Chard’
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/139362/beta-vulgaris-subsp-cicla-var-flavescens-rainbow-chard/details
Brassica oleracea (Acephala Group) ‘Redbor’
Brassica oleracea (Acephala Group) ‘Redbor’ – curly kale ‘Redbor’
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/135076/brassica-oleracea-(acephala-group)-redbor/details
Brassica oleracea (Acephala Group) ‘Reflex’
Brassica oleracea (Acephala Group) ‘Reflex’ – curly kale ‘Reflex’
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/135092/brassica-oleracea-(acephala-group)-reflex/details
Brassica oleracea (Capitata Group) ‘Cabbice’
Brassica oleracea (Capitata Group) ‘Cabbice’ – cabbage ‘Cabbice’
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/353463/i-brassica-oleracea-i-(capitata-group)-cabbice/details
Brassica oleracea Gongylodes Group ‘Korfu’
Brassica oleracea Gongylodes Group ‘Korfu’ – kohlrabi ‘Korfu’
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/106081/i-brassica-oleracea-i-gongylodes-group/details
Brassica oleracea var. rubra (Capitata Group)
Brassica oleracea var. rubra (Capitata Group) – red cabbage
Found in Balance: Sector R – Fruit, Veg and Flowers
Brassica rapa Chinensis Group
Brassica rapa Chinensis Group – pak choi
Found in Balance: Sector R – Fruit, Veg and Flowers
https://www.rhs.org.uk/plants/122198/brassica-rapa-chinensis-group/details
Briza media
Buddleja
Callistemon citrinus ‘Splendens’
Callistemon citrinus ‘Splendens’ – crimson bottlebrush ‘Splendens’
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/99397/i-callistemon-citrinus-i-splendens/details
Caltha palustris
Canna × generalis Cannova Bronze Scarlet
Carduus nutans
Carduus nutans – musk thistle
Found in Adaptation: Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/20782/i-carduus-nutans-i/details
Carex
Carex comans ‘Frosted Curls’
Carex comans ‘Frosted Curls’ – sedge ‘Frosted Curls’
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/139091/i-carex-comans-i-frosted-curls/details
Carex ‘Irish Green’
Carex ‘Irish Green’ – sedge ‘Irish Green’
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/367812/carex-irish-green/details
Carex riparia
Carex secta
Caryopteris x clandonensis ‘Heavenly Blue’
Caryopteris x clandonensis ‘Heavenly Blue’ – bluebeard ‘Heavenly Blue’
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/97161/caryopteris-clandonensis-heavenly-blue/details
Cinnamomum camphora
Cinnamomum camphora – camphor oil plant
Evergreen. Native to China south of the Yangtze River, Taiwan, southern Japan, Korea, India and Vietnam, and has been introduced to many other countries. It grows up to 20–30 m tall. The leaves have a glossy, waxy appearance and smell of camphor when crushed. In spring, it produces bright green foliage with masses of small white flowers. It produces clusters of black, berry-like fruit around 1 cm in diameter. Its pale bark is very rough and fissured vertically. Banks of streams in China, to elevations of 750 metres. E. Asia – China, Japan. Locations within which Cinnamomum camphora is naturalised include Australia, southern USA, southern Europe, southern and eastern Africa, Madagascar and some oceanic islands with warm climates. It has been listed as noxious weed in South Africa and New South Wales and Queensland, Australia.
20-30m H x 7-8m W
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very acid and very alkaline soils.
It can grow in semi-shade (light woodland) or no shade. It prefers moist soil.
Found in Mitigation: Sector L – Swale
https://www.rhs.org.uk/plants/3819/cinnamomum-camphora/details
Circaea lutetiana
Circaea lutetiana – enchanter’s nightshade
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/61781/i-circaea-lutetiana-i/details
Cirsium rivulare ‘Atropurpureum’
Cirsium rivulare ‘Atropurpureum’ – plume thistle ‘Atropurpureum’
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/89285/cirsium-rivulare-atropurpureum/details
Cistus × florentinus
Cistus × florentinus – rock rose ‘Ingwersenii’
Found in Adaptation: Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/120405/cistus-florentinus-misapplied/details
Cistus x skanbergii
Cistus x skanbergii – dwarf pink rockrose
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/93118/cistus-x-skanbergii/details
Citrus sinensis
Citrus sinensis – sweet orange
Spiny evergreen tree, with rounded crown and mid green leaves 7-10cm long. From late spring to summer it bears fragrant white flowers 2cm across singly, in pairs or clusters that are followed by slightly flattened-spherical, red-tinted orange fruit 5-7cm in diameter. Original habitat is obscure, possibly an introgressed hybrid of C. maxima x C. Reticulata. Original range is obscure, possible Asia in southern China and Vietnam
4-9m H x 2.5-4 W
It is hardy to zone (UK) 9 and is frost tender. It is in leaf all year. The species is hermaphrodite (has both male and female organs) and is pollinated by Apomictic (reproduce by seeds formed without sexual fusion), insects. The plant is self-fertile.
Suitable for: medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very acid and very alkaline soils.
It cannot grow in the shade. It prefers moist soil.
Found in Balance: Sector Q – Ferns
Clerodendrum trichotomum var. fargesii
Clerodendrum trichotomum var. fargesii – Farges harlequin glorybower
A vigorous deciduous shrub to 6m, with large ovate leaves and highly fragrant white flowers, borne in green calyces which turn crimson as the turquoise berries mature. Thickets on mountain slopes, throughout most of China except Nei Mongol, below elevations of 2400 metres . E. Asia – China, Japan, Korea.
4-8 m H x 4-8 m W
It is hardy to zone (UK) 7. It is in flower from August to October. The species is hermaphrodite (has both male and female organs) and is pollinated by insects.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers moist soil.
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/98467/clerodendrum-trichotomum-var-fargesii/details
Corylus avellana
Corylus avellana – hazel
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/4511/corylus-avellana-(f)/details
Crocosmia ‘Emily Mackenzie’
Crocosmia ‘Emily Mackenzie’ – montbretia ‘Emily McKenzie’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/196337/crocosmia-emily-mackenzie/details
Crocosmia ‘Lucifer’
Crocosmia ‘Lucifer’ – montbretia ‘Lucifer’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/91289/crocosmia-lucifer/details
Cucurbita
Cyperus longus
Dahlegria ‘Orange’
Dahlia ‘Bishop of Llandaff’
Dahlia ‘Bishop of Llandaff’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/96238/dahlia-bishop-of-llandaff-(p)/details
Dahlia ‘Dark Spirit’
Dahlia ‘Dark Spirit’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/184671/dahlia-dark-spirit-(d)/details
Dahlia ‘Suniq Orange’
Dasylirion serratifolium
Dasylirion serratifolium – sandpaper sotol
D. serratifolium is a shrub up to 1.5m high with a very short stem topped by narrow blue-green leaves, about 1m long and 1.5-3cm wide, which have tufted ends and sharply serrated edges, and white flowers in summer, followed by small rounded winged fruits. Southern Mexico
1-1.5 m H x 0.5-1 m W
In cultivation, D. serratifolium is more of a ‘catch-all’ name for a mixed group of hybrids that have green leaves with toothed margins and terminal tufts. For all practical purposes this is unimportant to anyone other than a dasylirion specialist.
Found in Adaptation: Sector G -Arid and Stormy
https://www.rhs.org.uk/plants/5349/i-dasylirion-serratifolium-i/details
Digiplexis ‘Falcon Fire’
Digiplexis ‘Falcon Fire’ – tender foxglove ‘Falcon Fire’
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/504063/digitalis-valinii-falcon-fire/details
Elaeagnus umbellata
Elaeagnus umbellata – autumn olive
E. umbellata is a deciduous bushy shrub to around 5m tall and wide. Its leaves are narrowly oval with wavy edges, 5-10cm long, silvery when young before maturing to green but staying silvery beneath. Fragrant creamy-yellow flowers borne in small clusters in late spring to early summer are followed by egg-shaped silvery fruit that ripen to red. Thickets and thin woods in the lowland and hills. E. Asia – China, Japan, Himalayas.
4-8 m H x 4-8 m W
It can fix nitrogen. It is noted for attracting wildlife.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil and can tolerate drought. The plant can tolerate maritime exposure.
Found in Mitigation: Sector L – Swale
https://www.rhs.org.uk/plants/21089/i-elaeagnus-umbellata-i/details
Epilobium
Erigeron karvinskianus
Erigeron karvinskianus – Mexican fleabane
Found in:
Adaptation: Sector J – Storm Tolerant Garrigue
Mitigation: Sector N – Pollinator Patch & Sector O – Green Front Garden
https://www.rhs.org.uk/plants/32487/i-erigeron-karvinskianus-i/details
Eryngium ebracteatum var. poterioides
Eryngium ebracteatum var. poterioides – burnet-flowered sea holly
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/97796/i-eryngium-ebracteatum-i-var-i-poterioides-i/details
Eryngium pandanifolium ‘Physic Purple’
Eryngium pandanifolium ‘Physic Purple’ – eryngo ‘Physic Purple’
An evergreen, perennial with blue-green, sword-shaped leaves. Cone-like clusters of tiny red-purple flowers are produced on massive, branched flower stems, in summer to mid autumn. The species grows naturally in South America, being found in marshes and wet fields. Banks of ditches in Portugal.
2.5Hx1.5W
It is hardy to zone (UK) 8. It is in flower from July to August. The species is hermaphrodite (has both male and female organs) and is pollinated by bees, flies, beetles. The plant is self-fertile.
Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very alkaline soils.
It cannot grow in the shade. It prefers dry or moist soil.
Found in Adaptation: Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/201744/i-eryngium-pandanifolium-i-physic-purple/details
Eupatorium cannabinum
Eupatorium cannabinum – hemp agrimony
Found in Mitigation: Sector L – Swale
https://www.rhs.org.uk/plants/7024/eupatorium-cannabinum/details
Euphorbia myrsinites
Euphorbia myrsinites – broad-leaved glaucous spurge
Found in Adaptation: Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/7073/euphorbia-myrsinites/details
Fagopyrum esculentum
Fagopyrum esculentum – buckwheat
Found in Mitigation: Sector K – Soil Management
https://www.rhs.org.uk/plants/131493/i-fagopyrum-esculentum-i/details
Fascicularia bicolor
Fascicularia bicolor – crimson bromeliad
Found in Adaptation: Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/7145/fascicularia-bicolor/details
Fraxinus excelsior
Fraxinus excelsior – common ash
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/7308/i-fraxinus-excelsior-i/details
Fuchsia hatschbachii
Fuchsia hatschbachii – Hatschbach’s fuchsia
Found in Balance: Sector P – Shrubs
https://www.rhs.org.uk/plants/43050/fuchsia-hatschbachii/details
Furcraea longaeva
Furcraea longaeva – giant furcraea
Found in Adaptation: Sector H – Dry and Wet – Occasionally
https://www.rhs.org.uk/plants/22381/furcraea-longaeva-ambig/details
Geranium maderense
Geranium maderense – giant herb robert
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/7896/geranium-maderense/details
Geranium robertianum
Geranium robertianum – herb robert
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/7925/i-geranium-robertianum-i/details
Ginkgo biloba
Ginkgo biloba- Maidenhair tree: Ginkgoaceae
G. biloba is a deciduous tree to 25m, conical when young, becoming more irregular with age. Leaves to 12cm in width, fan-shaped and often bilobed, turning clear yellow in autumn. Unpleasantly scented dull yellow fruits in autumn on female plants. E. Asia – N. China. Found wild in only 2 localities at Guizhou and on the Anhui/Zhejiang border, where it grows on rich sandy soils.
12 m + H x 4-8 m W
Pest and diseases usually trouble-free. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil and can tolerate drought. It can tolerate atmospheric pollution.
Found in Balance: Sector S – Perennials and Grasses
Glycyrrhiza yunnanensis
Glycyrrhiza yunnanensis – Yunnan liquorice
Found in Balance: Sector P – Shrubs
https://www.rhs.org.uk/plants/20933/i-glycyrrhiza-yunnanensis-i/details
Hedychium ‘Tara’
Hedychium ‘Tara’ – ginger lily ‘Tara’: Zingiberaceae
‘Tara’ is an erect herbaceous perennial with stems to 2m in height, bearing lance-shaped leaves 30-40cm in length. Fragrant orange flowers with prominent darker orange stamens are borne in dense terminal racemes up to 25cm in length from late summer.
1.5-2.5 m H x 0.5-1 m W
Formerly H. coccineum ‘Tara’, Tara was seed collected from Nagarkot Ridge (2280m), Nepal in 1972 by Tony Schilling. Tall stout stems of glaucous blue-green leaves and 20cm spikes of bright orange flowers. Hardy. Ht 1.8m.
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/305786/i-hedychium-i-times%253B-i-moorei-i-tara/details
Helichrysum angustifolium
Helichrysum angustifolium – curry plant
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/8501/helichrysum-angustifolium/details
Hippophae rhamnoides
Hippophae rhamnoides – sea buckthorn
H. rhamnoides is a large deciduous shrub with narrow, willow-like, silvery leaves and thorny shoots. Flowers very small, yellow, followed by small, bright orange berries on female plants. Usually found near the coast, often forming thickets on fixed dunes and sea cliffs. Europe, including Britain, from Norway south and east to Spain and Asia to Japan and the Himalayas.
4-8 m H x 4-8 m W
Generally pest and disease free
It is hardy to zone (UK) 3 and is not frost tender. It is in flower in April, and the seeds ripen from September to October. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required) and is pollinated by wind. The plant is not self-fertile.
It can fix nitrogen.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry moist or wet soil and can tolerate drought. The plant can tolerate maritime exposure.
Found in Adaptation: Sector F – Dry heat and shade & Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/8765/i-hippophae-rhamnoides-i/details
Hydrangea paniculata ‘Limelight’
Hydrangea paniculata ‘Limelight’ – paniculate hydrangea ‘Limelight’
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/154246/hydrangea-paniculata-limelight-pbr/details
Hydrangea paniculata ‘Wim’s Red’
Hydrangea paniculata ‘Wim’s Red’ – paniculate hydrangea ‘Wim’s Red’
A deciduous shrub, to 2m tall, with toothed green leaves. Strong, branching, red-tinted stems carry 30cm long, cone-shaped flower clusters from spring into autumn. The flowers change colour from white in spring through pink in summer before maturing to a wine-red in autumn. H paniculata thrives in bamboo scrub, open forests and by streams. Sparse forests or thickets in valleys or on mountain slopes or tops, at elevations of 300 – 2100 metres in China. E. Asia – China, Japan.
1.5-2.5 m H x 1.5-2.5 m W
It is hardy to zone (UK) 3 and is not frost tender. It is in flower from July to August, and the seeds ripen from September to October. The species is hermaphrodite (has both male and female organs) and is pollinated by bees.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very acid soils.
It can grow in semi-shade (light woodland) or no shade. It prefers moist or wet soil.
Found in Balance: Sector P – Shrubs
https://www.rhs.org.uk/plants/298919/i-hydrangea-paniculata-i-wim-s-red-sup-(pbr)-sup/details
Hydrangea quercifolia ‘Snow Queen’
Hydrangea quercifolia ‘Snow Queen’ – oak-leaved hydrangea [Snow Queen]
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/58496/hydrangea-quercifolia-snow-queen/details
Hypericum
Iris pseudacorus
Juncus effusus ‘Spiralis’
Juncus effusus ‘Spiralis’ – corkscrew rush
Found in Mitigation: Sector L – Swale
https://www.rhs.org.uk/plants/95794/juncus-effusus-spiralis/details
Kniphofia uvaria
Koelreuteria paniculata
Koelreuteria paniculata – pride of India
Koelreuteria paniculata is an elegant small deciduous tree. Leaves pinnate, pinkish in spring, turning yellow in autumn. Small yellow flowers in conspicuous large panicles, followed by ornamental bladdery bronze fruits. Found by sea-shores in Japan. Grows on plains and in secondary forest on poor soils in China. E. Asia – N. China. Naturalized in Japan and S. Europe.
8-12 m H x 8 m+ W
Pest and diseases usually trouble-free.
It is hardy to zone (UK) 6 and is not frost tender. It is in flower from July to August, and the seeds ripen from September to October. The species is hermaphrodite (has both male and female organs) and is pollinated by bees.
It is noted for attracting wildlife.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil. The plant can tolerates strong winds but not maritime exposure.
It can tolerate atmospheric pollution.
Found in Adaptation: Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/9772/koelreuteria-paniculata/details
Liquidambar styraciflua ‘Worplesdon’
Liquidambar styraciflua ‘Worplesdon’ – sweet gum ‘Worplesdon’
Broad-crowned medium-sized deciduous tree with five-lobed, maple-like leaves which turn to deep orange and yellow in autumn. Flowers insignificant. Swampy woods which are often inundated annually and on rich bottom lands. Eastern N. America – Connecticut to Florida, west to Texas and Illinois.
12 m + H x 8 m +
Pest and diseases usually trouble-free. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid and neutral soils. It cannot grow in the shade. It prefers moist soil.
Found in Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/98807/liquidambar-styraciflua-worplesdon/details
Lysimachia nummularia
Lysimachia nummularia – creeping Jenny
Found in Mitigation: Sector M – Wildlife Pond
https://www.rhs.org.uk/plants/10632/lysimachia-nummularia/details
Lythrum salicaria
Lythrum salicaria – purple loosestrife
Found in:
Decline: Sector B – Excess Drainage
Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/10645/i-lythrum-salicaria-i/details
Mangave
Mentha × piperita f. citrata
Mentha × piperita f. citrata – eau de Cologne mint
Found in Universal Windowbox
https://www.rhs.org.uk/plants/79976/i-mentha-i-times%3B-i-piperita-i-f-i-citrata-i/details
Mespilus germanica
Mespilus germanica – common medlar
M. germanica is a spreading small tree or large shrub with oblong leaves turning yellow-brown in autumn, and white flowers 5cm in width in late spring, followed by brown fruit 5cm across. It is native primarily to woodland and scrub areas from south-eastern Europe to central Asia.
4-8m H x 4-8m W
Pests – aphids and caterpillars may be a problem
Diseases – may be affected by brown rot and powdery mildews
It is hardy to zone (UK) 6 and is not frost tender. It is in flower from May to June, and the seeds ripen in November. The species is hermaphrodite (has both male and female organs) and is pollinated by bees. The plant is self-fertile.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in semi-shade (light woodland) or no shade. It prefers moist soil. The plant can tolerates strong winds but not maritime exposure.
Found in Balance: Sector P – Shrubs
https://www.rhs.org.uk/plants/11088/i-mespilus-germanica-i-(f)/details
Miscanthus ‘Red Chief’
Miscanthus ‘Red Chief’ – eulalia ‘Red Chief’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/271977/miscanthus-sinensis-red-chief/details
Miscanthus sinensis ‘Morning Light’
Miscanthus sinensis ‘Morning Light’ – eulalia ‘Morning Light’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/54584/i-miscanthus-sinensis-i-morning-light-(v)/details
Miscanthus sinensis ‘Malepartus’
Miscanthus sinensis ‘Malepartus’ – eulalia ‘Malepartus’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/76523/miscanthus-sinensis-malepartus/details
Myrtus communis
Oenothera lindheimeri Karalee White (‘Nugauwhite’)
Oenothera lindheimeri Karalee White (‘Nugauwhite’) – gaura [Karalee White]
Found in:
Mitigation: Sector N – Pollinator Patch & Sector O – Green Front Garden
Origanum laevigatum
Origanum laevigatum – smooth oregano
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/11918/origanum-laevigatum/details
Panicum virgatum ‘Rehbraun’
Panicum virgatum ‘Rehbraun’ – switch grass ‘Rehbraun’
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/54562/panicum-virgatum-rehbraun/details
Parthenocissus quinquefolia
Parthenocissus quinquefolia – virginia creeper
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/12349/parthenocissus-quinquefolia/details
Pennisetum ‘Fairy Tails’
Pennisetum ‘Fairy Tails’ – fountain grass ‘Fairy Tails’
Found in Balance: Sector S – Perennials and Grasses
https://www.rhs.org.uk/plants/270958/i-pennisetum-i-fairy-tails/details
Perovskia atriplicifolia ‘Blue Spire’
Perovskia atriplicifolia ‘Blue Spire’ – Jerusalem sage ‘Blue Spire’
Found in Adaptation: Sector G – Arid and Stormy
https://www.rhs.org.uk/plants/128953/perovskia-atriplicifolia-blue-spire/details
Persicaria hydropiper var. rubra
Persicaria hydropiper var. rubra – azebu-tade
Found in Universal Windowbox
https://www.rhs.org.uk/plants/316246/i-persicaria-hydropiper-i-var-i-rubra-i/details
Phaseolus vulgaris
Photinia × fraseri ‘Red Robin’
Photinia × fraseri ‘Red Robin’ – Christmas berry ‘Red Robin’
‘Red Robin’ is a dense medium-sized evergreen shrub of erect habit, with glossy, elliptic leaves to 10cm in length, bright red when young, later dark green. Flowers creamy-white, rather sparse.
2.5-4 m H x 2.5-4 m W
The leaves may be eaten by vine weevil and it may be affected by fireblight and a leaf spot.
It is hardy to zone (UK) 8 and is not frost tender. It is in leaf all year. The species is hermaphrodite (has both male and female organs) and is pollinated by insects.
Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very alkaline soils.
Found in Decline: Sector E – Grey Front Garden
https://www.rhs.org.uk/plants/94829/i-photinia-i-times%3B-i-fraseri-i-red-robin/details
Phytolacca americana
Phytolacca americana – American pokeweed
Found in Universal Windowbox
https://www.rhs.org.uk/plants/12895/phytolacca-americana/details
Pinus strobus ‘Blue Shag’
Pinus strobus ‘Blue Shag’
Found in Decline: Sector D – Monoculture
https://www.rhs.org.uk/plants/48800/i-pinus-strobus-i-blue-shag/details
Pisum sativum
Pittosporum tenuifolium ‘Golf Ball’
Pittosporum tenuifolium ‘Golf Ball’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/246352/i-pittosporum-tenuifolium-i-golf-ball-sup-(pbr)-sup/details
Prunus laurocerasus ‘Otto Luyken’
Prunus laurocerasus ‘Otto Luyken’ – cherry laurel ‘Otto Luyken’
‘Otto Luyken’ is a spreading evergreen shrub to 1m tall, with dense, low growth, and narrow, glossy dark green leaves. Flowers small, white in erect racemes; fruits cherry-like, red turning glossy black. E. Europe to W. Asia. More or less naturalized in Britain
0.5-1 m H x 1-1.5 m W
Leaves may be damaged by vine weevil and leaf-mining moths and also by powdery mildews and other laurel leaf diseases
It is hardy to zone (UK) 7. It is in leaf all year, in flower from April to June, and the seeds ripen in September. The species is hermaphrodite (has both male and female organs) and is pollinated by bees, lepidoptera (moths & butterflies). It is noted for attracting wildlife.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils, prefers well-drained soil and can grow in heavy clay soil. Suitable pH: acid, neutral and basic (alkaline) soils. It can grow in full shade (deep woodland) semi-shade (light woodland) or no shade. It prefers moist soil. The plant can tolerate strong winds but not maritime exposure. It can tolerate atmospheric pollution.
Found in Decline: Sector E – Grey Front Garden
https://www.rhs.org.uk/plants/99043/i-prunus-laurocerasus-i-otto-luyken/details
Punica granatum
Punica granatum – Pomegranate: Punicaceae HL[O]
A rounded shrub with glossy, narrowly oblong leaves, bronze in spring, and funnel-shaped bright scarlet flowers 3-4cm across in summer, sometimes followed by spherical, reddish-brown fruits up to 12cm across. Dry limestone soils to 2700 metres in the Himalayas. S.E. Europe to E. Asia – Himalayas.
1.5-2.5 m H x 1.5-2.5 m W
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil.
Found in Balance: Sector Q – Ferns
https://www.rhs.org.uk/plants/14189/i-punica-granatum-i/details
Rosmarinus officinalis (Prostratus Group) ‘Rampant Boule’
Rosmarinus officinalis (Prostratus Group) ‘Rampant Boule’ – rosemary ‘Rampant Boule’
R. officinalis is a bushy shrub with a dense, leafy habit, to 2m x 2m but variable in size. Linear dark green leaves 1.5-5cm long have recurved margins and pale, felty undersides. Flowers usually pale violet-blue and white. Flowering starts in spring but is often repeated at differing times of year. Both habit and flower colour can be variable, from prostrate to upright, from deep blue to paler and white tones, pink or purple. Many selections and cultivars are available. Dry scrub and rocky places, especially near the sea. S. Europe to W. Asia.
1.5-2.5 m H x 1.5-2.5m W
Generally pest and disease free.
It is hardy to zone (UK) 6 and is not frost tender. It is in leaf all year, in flower from March to October, and the seeds ripen from August to October. The species is hermaphrodite (has both male and female organs) and is pollinated by bees.
It is noted for attracting wildlife.
Suitable for: light (sandy) and medium (loamy) soils and prefers well-drained soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very alkaline soils.
It cannot grow in the shade. It prefers dry or moist soil and can tolerate drought. The plant can tolerate maritime exposure.
Found in Adaptation: Sector J – Storm Tolerant Garrigue
Rudbeckia ‘Cappuccino’
Rudbeckia ‘Cappuccino’ – black-eyed Susan ‘Cappuccino’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/269365/rudbeckia-hirta-cappuccino/details
Rudbeckia fulgida ‘Little Goldstar’
Rudbeckia fulgida ‘Little Goldstar’ – black-eyed susan ‘Little Goldstar’
Found in Universal Windowbox
https://www.rhs.org.uk/plants/306281/rudbeckia-fulgida-little-goldstar-pbr/details
Salvia ‘Amante’
Salvia ‘Big Blue’
Salvia x jamensis ‘Nachtvlinder’
Salvia × jamensis ‘Nachtvlinder’ – sage ‘Nachtvlinder’
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/307325/i-salvia-i-times%3B-i-jamensis-i-nachtvlinder/details
Sambucus nigra
Sanguisorba ‘Tanna’
Sanguisorba ‘Tanna’ – burnet ‘Tanna’
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/183840/i-sanguisorba-i-tanna/details
Sisyrinchium californicum
Sisyrinchium californicum – golden-eyed grass
Found in Mitigation: Sector M – Wildlife Pond
https://www.rhs.org.uk/plants/17387/sisyrinchium-californicum/details
Solanum laxum album
Solanum laxum album – white potato vine
Found in Universal Windowbox
https://www.rhs.org.uk/plants/150760/i-solanum-laxum-i-album/details
Stachys byzantina ‘Silver Carpet’
Stachys byzantina ‘Silver Carpet’ – lamb’s ear ‘Silver Carpet’
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/94455/i-stachys-byzantina-i-silver-carpet/details
Symphoricarpos ‘Magical Sweet’
Tagetes lemmonii
Tagetes lemmonii – mexican marigold
Found in Universal Windowbox
https://www.rhs.org.uk/plants/104497/i-tagetes-lemmonii-i/details
Taraxacum officinale
Taraxacum officinale – dandelion
Found in Decline: Sector A – Construction
https://www.rhs.org.uk/plants/76282/i-taraxacum-officinale-i-agg/details
Thalictrum pubescens
Thuja plicata ‘Fastigiata’
Thuja plicata ‘Fastigiata’ – western red cedar ‘Fastigiata’
This is a large, evergreen, narrowly-pyramidal tree reaching an ultimate height of up to 35m. Aromatic, glossy, scale-like, sharply-pointed leaves are held in large drooping sprays on spreading branches that curve upwards at the end. Cones are egg-shaped and around 1.3cm long. Western North America. Grows singly and in small groves in moist to swampy soils, usually in shady forests, from sea-level to 1350 metres.
12m+ H x 8m + W
It is hardy to zone (UK) 6. It is in leaf all year, in flower from March to April, and the seeds ripen from September to October. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and is pollinated by wind.
Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and can grow in heavy clay soil. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in very alkaline soils.
It can grow in semi-shade (light woodland) or no shade. It prefers moist or wet soil. The plant can tolerate maritime exposure.
Found in Decline: Sector D – Monoculture
https://www.rhs.org.uk/plants/99729/i-thuja-plicata-i-fastigiata/details
Thymus ‘Silver Posie’
Thymus ‘Silver Posie’ – thyme ‘Silver Posie’
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/98267/thymus-silver-posie/details
Thymus vulgaris
Thymus vulgaris – common thyme
T. vulgaris is a bushy dwarf shrub with small, linear to ovate, aromatic, dark grey-green leaves, and terminal spikes of small, whorled, white or pink flowers in early summer. Dry slopes, rocks and maquis. . Always found on clay or limestone soils. W Mediterranean.
0.1-0.5 m H x 0.1-0.5 m W
Generally pest and disease free.
It is hardy to zone (UK) 7 and is not frost tender. It is in leaf all year, in flower from June to August. The species is hermaphrodite (has both male and female organs) and is pollinated by bees, flies, Lepidoptera (moths & butterflies).
It is noted for attracting wildlife.
Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil. The plant can tolerates strong winds but not maritime exposure.
Found in:
Adaptation: Sector J – Storm Tolerant Garrigue
Mitigation: Sector O – Green Front Garden
https://www.rhs.org.uk/plants/18213/i-thymus-vulgaris-i/details
Trachelospermum jasminoides
Trachelospermum jasminoides – star jasmine
Found in Universal Windowbox
https://www.rhs.org.uk/plants/18287/trachelospermum-jasminoides/details
Verbena hastata
Vitex agnus-castus
Vitex agnus-castus – chaste tree
Deciduous shrub, reaching up to 2.5m, with pleasingly aromatic foliage. This is a distinctive shape with 5-7 splayed leaflets. Upright panicles of fragrant, lavender flowers are borne in autumn. Damp places by streams and on the littoral. S Europe.
1.5-2.5 m H x 1.5-2.5 m W
Pests and Diseases – generally trouble free
It is hardy to zone (UK) 7. It is in leaf from June to October, in flower from September to October. The species is hermaphrodite (has both male and female organs) and is pollinated by insects.
Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: acid, neutral and basic (alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil.
Found in Mitigation: Sector N – Pollinator Patch
https://www.rhs.org.uk/plants/43844/i-vitex-agnus-castus-i/details
Yucca elephantipes
Yucca elephantipes – spineless yucca
Found in Adaptation: Sector H – Dry and Wet – Occasionally & Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/68706/i-yucca-elephantipes-i/details
Yucca filifera
Yucca filifera – St. Peter’s palm
Found in Adaptation: Sector H – Dry and Wet – Occasionally & Sector I – Fast Drain Terrain
https://www.rhs.org.uk/plants/182647/i-yucca-filifera-i/details
Zauschneria californica ‘Glasnevin’
Zauschneria californica ‘Glasnevin’ – California fuchsia ‘Dublin’
‘Glasnevin’ is a spreading, deciduous dwarf sub-shrub to 25cm in height, with narrowly lance-shaped, grey-green leaves and loose terminal spikes of brilliant scarlet tubular flowers 4cm in length in late summer and early autumn. Needs full sun and shelter. Hardy to H4. A genus of four species in western North America (mainly in California) and northwest Mexico; they are herbaceous perennials but can become woody at the base and are usually classified as shrubs.
0.1–0.5 m H x 0.1–0.5 m W
Found in Adaptation: Sector J – Storm Tolerant Garrigue
https://www.rhs.org.uk/plants/66264/zauschneria-californica-glasnevin/details
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