Grain

Corn

📍 Sri Lanka

Click a numbered marker on the plant to explore each life-cycle stage — or read the key dates on the right.

Sow Harvest

Sow

Sep

Harvest

Jan

Growing period

150 Days

Seeding rate

20 kg/ha

🌾

Harvest — this part of the plant

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 .

Local note

Based on similar agro-ecological conditions in another country — confirm with local extension.

Where Corn grows in Sri Lanka

dry arid

Dry Zone

Rainfall isohytes range within (1750) mm/year , altitude range (300) m, mean annual range of max. tempreature(38) oC,mean annual range of min. tempreature(…....) oC

other

Intermediate Zone

Rainfall isohytes range within (2500) mm/year , altitude range (1000) m, mean annual range of max. tempreature(32) oC,mean annual range of min. tempreature(…....) oC

Looking for another crop? Browse the full Sri Lanka crop calendar or the Corn guide for other countries.