The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Alliance you will be able to determine when it's the best time to plant corn.

Planting Calendar for Corn

Frost tolerance for corn:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant corn until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant corn in Alliance is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant corn and expect a good harvest is probably August. Any later than that and your corn may not have a chance to grow to maturity. You can get started a little bit earlier by starting your corn indoors.

Last Frost Date

The average date of last frost is April 15 in Alliance. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Alliance may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Alliance last frost occurs after April 15 so make sure that you are prepared to protect your corn if you have a late frost.

USDA Zone Info for Alliance

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Alliance

You may be interested in your other planting guides for Alliance.