Guizotia — 2 species
Botanical species in the genus Guizotia recorded in the PlantPeers database.
Guizotia abyssinica
Guizotia abyssinica
Family: Asteraceae
Cultivation
Niger seed is a short-day plant adapted to the cool tropical environment of the middle elevations as well as the highland regions of eastern Africa, but it has also adapted to the tropical and subtropical lowlandsin India and to temperate conditions in Europe. It is reported to tolerate an annual precipitation of 660 - 1790mm, and an annual temperature range of 13.6 - 27.5°c. At temperatures above 30°c, the rates of growing and flowering are adversely affected and maturity is hastened.
Full cultivation guide →
Guizotia scabra
Guizotia scabra
Family: Asteraceae
Cultivation
A plant of drier areas in the tropics, where it is found at elevations up to 1,200 metres. In Tanzania it grows in areas where the mean annual rainfall is in the range 1,100 - 1,700 mm. Succeeds in a variety of soils.
Full cultivation guide →