Khat
Catha edulis
An evergreen shrub native to East Africa and the Arabian Peninsula whose fresh leaves are chewed as a mild stimulant.
Family
Celastraceae
Temperature
18-24°C (absolute 7-32°C)
Rainfall
800-1100mm (absolute 400-1300mm)
Altitude
3000m
Soil pH
6.5-7.5 (absolute 6-8)
Soil types
Well-drained fertile loam soils