Haworthia calva

A Haworthia described by M. Hayashi from the Cape; like many of his names it is poorly documented and may fall within a broader species concept. Grow it as a small South African rosette succulent: bright light, a dry, cool winter and water mainly in the warm months.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Dry airBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

A small stemless rosette succulent. Haworthia of this kind typically grow tucked under shrubs or among rocks and grass, partly shaded from the harshest sun; its exact habitat is not documented in the sources we could open.

The one located site is at about 1040 m.

Cape 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.