questions: asking the harvest time of sesamum 
 answers: observe the crop, considering the average duration of the crop.
twenty five per cent of the leaves from the bottom are shed and the top leaves loose their colour and turn yellow at maturity.
the colour of the stem turns yellow.
the colour of the capsules turn yellow upto the middle.
harvest before the bottom capsules turn brown.
examine the 10th capsule from the bottom by opening. if the seeds attained the full color of the variety harvest may be taken up.
if harvest is delayed/ the capsules will dehisce resulting in yield reduction.