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Species library › Kewa › Kewa acida
Succulents Partly documented

Kewa acida

A critically endangered grey-leaved succulent subshrub endemic to St Helena. It grows as an annual in the driest spots and as a short-lived perennial where moisture is higher.

Kewa acida
Photo: This file is from the Mechanical Curator collection, a set of over 1 million images scanned from out-of-copyright books and released to Flickr Commons by the British Library in London, England.  View image on Flickr   View all images from book   View catalogue entry for book. , Public domain, via Wikimedia Commons
At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
No rest periodGrows in the ground

Where it grows wild

It grows on hot, dry, rocky and gravelly coastal ground on the island, among sparse vegetation, exposed to sun and trade winds.

It is reported from the coast up to about 550 m. GBIF records give no elevations.

St.Helena

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its Public domain licence, unmodified.