Moreover while large areas on the high veld are suitable for the raising of crops of a very varied character, in other districts, including a great part of the low veld, arable farming is impossible or unprofitable.
Escarpment of the high veld and the watershed between the Vaal and Limpopo.
Of these the Komati (q.v.) and its affluents, and the Pongola and its affluents rise in the high veld and flowing eastward to the Indian Ocean drain but a comparatively small area of the province, of which the Pongola forms for some distance the south-eastern frontier.
A large yellow tulip (Homerica pallida) is one of the most abundant flowers on moist vlei lands on the high veld and is occasionally met with in the low veld; slangkop (Urginea Burkei) with red bulbs like a beetroot is a low bush plant apparently restricted to the Transvaal and adjacent Portuguese territory.
Among the high veld farmers the breeding of merino sheep is very popular.
The high veld is admirably adapted for the raising of stock, its grasses being of excellent quality and the climate good.