The Hook-thorn (Senegalia caffra) is a tree that occurs commonly in southern Africa. Though it is cultivated, it often occurs naturally in Gauteng suburban gardens, together with Vachellia karroo and Vachellia robusta. It is up to 10m tall and may be found in open woodland, grassland, rocky hillsides or watercourses. It occurs in the Transvaal, Swaziland, KwaZulu-Natal, Cape Province and the southern regions of Botswana, Zimbabwe and Mozambique.