Species library › Aloe › Aloe hardyi
Succulents Partly documented

Aloe hardyi

A rare cliff-dwelling aloe from the dolomite gorges of Mpumalanga and neighbouring Limpopo in South Africa. Its rosettes hang down from vertical rock faces, and it bears orange-red flowers on long inflorescences. In cultivation it wants bright sun, very sharp drainage, summer water with a dry winter, and ideally a position where the rosettes can hang, such as a wall pot, a slope or a tilted mount.

Aloe hardyi
Photo: Abu Shawka, CC0, via Wikimedia Commons
At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Grows on vertical and steep cliff faces in ravines and gorges on dolomite, in Poung Dolomite Mountain Bushveld and savanna, with pendent leaves hanging from cracks in the rock. Herbarium labels record well-drained, stony soil over dolomite bedrock, full sun and a west aspect. Parts of a cliff are shaded for part of the day, so exposure varies and sun-stressed leaves turn peach-coloured.

The sources we opened give no elevation; the specimens' localities are redacted because the species is rare.

Northern Provinces

🔒 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 CC0 licence, unmodified.