'Grain' in the Bible

On the Sabbath He was going through the grainfields, and His disciples began to make their way picking some heads of grain.

Other seed fell among the thorns, and they grew up and choked it, and it did not produce grain.

But other seed fell on good soil and produced grain, sprouting and growing; some yielded thirty times as much, some sixty, and some a hundred times."

The soil produces a crop by itself—first the blade, then the head, and then the ripe grain on the head.

But when the grain is ripe, he immediately starts cutting with his sickle because the harvest time has come."

It is like a grain of mustard seed, which, when it is sown in the earth, is less than all the seeds that be in the earth: