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Species library › Gasteria › Gasteria glauca
Succulents Little published: much of this is inferred from related species

Gasteria glauca

A blue-grey, tongue-leaved Gasteria from cliffs and rocky slopes above the Kouga River in the Eastern Cape. It suits a bright spot with some direct sun and moderate water in spring and autumn, which keeps the bluish bloom on its velvety leaves.

Gasteria glauca
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 Bright, filtered lightDLI and PPFD in Plantistry
No rest periodGrows on rock (lithophyte)

Where it grows wild

Cliffs and rocky hillsides above the Kouga River; leaves grow almost horizontally from the rock.

Not recorded; the Kouga valley lies mostly at about 300–800 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. Photo from Wikimedia Commons, used under its CC0 licence, unmodified.