Onion
📍 UgandaClick a numbered marker on the plant to explore each life-cycle stage — or read the key dates on the right.
Roots & seed establish first. Sow in at .
Leaves & stem drive the vegetative stage over .
Flowering falls mid-cycle between sowing () and harvest (). Keep stress low here.
Fruit/grain matures — harvest around .
Where Onion grows in Uganda
Busoga Farming System
Just east of R. Nile & north of L.Victoria, rainfall range 1,000 - 1350 mm; 1,215 - 1,320 M, flat and swampy in places, soils poor to moderate
Eastern Highlands
Eastern, covering the ranges of Mt Elgon with rainfall over 1400 mm, altitude between 1,300 - 3, 600 M, with mostly rich volcanic soils
Eastern Savanna
Eastern, range of rainfall from 800 - 1500 mm, altitude from 1,200 - 1,340 M, generally flat with undulating hills, moderate to good soils
Lake Albert Crescent
In the west, areas around L.Albert to the east and south, variable rainfall from 800 - 1,400 mm, altitude ranges from 620 - 1,585 M, generally flat with undulating hills. Soils are good to moderate
Lake Victoria Crescent
Covering the central area in the county around L.Victoria. Average rainfall of 1,200-1,450 mm, altitude ranges from 1,000-1,800 M, hilly and flat areas, some with wetlands and forest. Soils good to moderate
Northern Farming System
Northern, generally flat with isolated hills, average rainfall of 1200 mm, altitude from 975 - 1,520 M, fairly heavy fertile soils
South Western Highlands
South west; mountanious areas of Mt. Muhavura. Rainfall over 1400 mm, altitude of 1,300 - 3,960 M with mostly volcanic rich soils
West Nile Farming System
North western, generally flat with undulating hills, average rainfall range of 1340 - 1370 mm, altitude from 350 - 1,340 M, moderate to goodsoils
Western Range Lands
Mid western Uganda, average rainfall of 915 - 1020 mm, altitude ranges from 600 - 1,524 M, rolling hills with some flat areas, soils are moderate to poor
Looking for another crop? Browse the full Uganda crop calendar or the Onion guide for other countries.