1. For rainfed crop - onset of the monsoon i.e 15th June. Sowing after 20 July gives poor yield in kharif crop.
2. For irrigated crop - 1st July to 15th August
In early sown (i.e. 15th June) crop, the infestation of semi-looper is observed so that appropriate control measures should be taken. It is grown early to take the advantages of the rainfall.