Latin Name: Euphorbia virosa Willd.
Common Name: Gifboom, Poisoned Tree
Distribution: South Africa to Southern Angola.
Habitat: Stony and sandy soils. Occupying arid areas
Description: A succulent spiny shrub that has a short main stem that is partly buried, from which numerous 5–10 cm branches emerge. These leafless branches have 4 to 5-8 ribs. Paired thorns grow in regularly spaced intervals from the edges. This species forms clumps up to 5 meters in diameter. The flowers are small and bright yellow.
Propagation: By seed or cutting (allow the cut surface to dry out for 2-3 weeks before placing in an open rooting media).
Cultivation: Min temp of 7°C; Free draining open compost; Sunny position; Water regularly during the growing season (Summer) never allowing the pot to stand in water. Keep almost completely dry in winter.
Uses: The Black rhino feeds extensively on Euphorbia virosa, however the milky sap (latex) is a skin irritant to humans and can cause blindness if in contact with the eye. Latex was used as an arrow poison by Bushmen.
Restrictions: Poisonous Plant Parts, CITES Appendix II Listed Plant
RBGE Data (May 2012):
- Accession number: 19696822
- Source: Unknown
- Provenance: Garden Origin/Unknown
- Location: Arid Lands House