has to be an even number in the round. usually get around 28 or 30 here in grain length and 12 or 14 in the round.(then again I thaught the round was down to variety:scratchhead:)
@Sheebadog I was told over the summer that by day 14 of a maize plant being in the ground it had determined how many cobs, by day 21 how many grains in the round and by day 28 the length of the cob and that all plants do similar by sending out feelers from the roots to analysis what the soil and climate can sustain. ever hear of such