Black Pelargonium – Pelargonium sidoides
no known safety concerns
Blister Bush – Notobubon galbanum
Avoid taking orally in pregnancy or breastfeeding. Can cause blistering if applied topically to skin and then exposed to sunlight due to furanocoumarin content in the oil. Use sparingly.
Cannabis – Cannabis sativa
No safety concerns with low THC strains.THC is psychoactive component, produced when cannabis buds cured/heated and active whether smoked, ingested or applied topically.
Conservation – no conservation concerns
Krantz Aloe – Aloe arborescens
Useful as medicine, especially for burns and wounds. Beautiful flowers in winter, nectar attracts sunbirds. Loves full sun, looks great in pots on balconies or in gardens. Sandy, well-drained soil. Feed regularly. Water when soil is dry.