sweet corn germination temperature
If sweet corn seeds are placed in soil that is cool and wet, the seeds have a greatly reduced chance of germination. Any that do sprout will almost certainly exhibit stunted growth. This heat-loving plant prefers air temperatures between 70 and 95 degrees Fahrenheit.f sweet corn seeds are placed in soil that is cool and wet, the seeds have a greatly reduced chance of germination. Any that do sprout will almost certainly exhibit stunted growth. This heat-loving plant prefers air temperatures between 70 and 95 degrees Fahrenheit.