Other than access to sun and water, khat requires little maintenance.Ground water is often pumped from deep wells by diesel engines to irrigate the crops, or brought in by water trucks.Khat is a slow-growing shrub or tree that typically attains a height of 1–5 m (3 ft 3 in–16 ft 5 in).However, it can reach heights of up to 10 m (33 ft) in equatorial areas.In Uganda it is grown in Central region, kasenge Nakawuka road,nkugulutale,kisozi, Nsaggu and some parts of Western region of the Country .the khat plant has over the years found its way to Southern Africa as well as tropical areas, where it grows on rocky outcrops and in woodlands.
It has evergreen leaves, which are 5–10 cm (2–4 in) long and 1–4 cm (0.39–1.6 in) broad.
It may also be used by farmers and labourers for reducing physical fatigue or hunger, and by drivers and students for improving attention.
It takes seven to eight years for the khat plant to reach its full height.
Individuals become very talkative under the influence of the plant.
The effects of oral administration of cathinone occur more rapidly than the effects of amphetamine pills; roughly 15 minutes as compared to 30 minutes in amphetamine.
It is unclear if the consumption of khat directly affects the mental health of the user or not.