Sector G – Arid and Stormy

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

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

Cistus × florentinus – rock rose ‘Ingwersenii’

Found in Adaptation: Sector G – Arid and Stormy

https://www.rhs.org.uk/plants/120405/cistus-florentinus-misapplied/details

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

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

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

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