What happens if you pick corn too early?

If you pick it too early, it won't reach maximum sweetness and might be too hard. If you wait too long, the kernels may be too tough and starchy. ... Poke a kernel with your fingernail. A thin, white liquid will emerge if the corn is ready to be picked.

What month do you harvest corn?

For growers who start their corn in early to late spring, you can expect your corn to be ready for harvest in mid to late summer. Corn takes anywhere from 70-100 days to grow from seed depending on the variety.