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Alexandria cycad

Encephalartos arenarius

Also called Dune Cycad

Alexandria cycad
Photo: User:BotBln, CC BY-SA 3.0

Alexandria cycad is a slow-growing, endangered South African cycad with a squat trunk partly buried in the ground and long, stiff, leathery leaves. It is grown mainly as a specimen plant in warm, frost-free gardens, and it needs good drainage and full sun to thrive.

Family
Zamiaceae (Cycad family)
Grows as
Shrub
Light
Full sun, Part shade
Water
Water deeply but let the soil dry out between waterings; avoid waterlogging.
Soil
Free-draining sandy or gritty mix, as in its natural dune habitat.
Temperature
15–30 °C; protect below 5 °C
How easy
Moderate
Safety
Toxic: Seeds and other parts of cycads contain toxins that can cause serious illness if eaten; treat the whole plant as poisonous.
Native range
E. Cape Prov.
Climate
subtropical

About

Encephalartos arenarius is a species of cycad in the family Zamiaceae. It is endemic to South Africa, where it is limited to the Eastern Cape. Its common names include Alexandria cycad and dune cycad.

Where it grows

This species lives in densely wooded dune habitat and scrub. It is an endangered species with a maximum global population estimated at around 1500 mature individuals. Most subpopulations occur near the town of Alexandria, Eastern Cape. The main threat to the species is overcollection.

Other Encephalartos plants

Cycad · Eastern Cape giant cycad · Cycad · Cycad · Escarpment cycad · Lake Natron Cycad · Cycad · Chimanimani cycad · Runde cycad · Cycad · Winterberg Cycad · Encephalartos delucanus

Text excerpted from the Wikipedia article Encephalartos arenarius by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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