One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to figure out when it's the best time to plant corn by referring to the USDA zone info for Campbellsville.

Planting Calendar for Corn

Frost tolerance for corn:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Corn require warm weather which tells us that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant corn in Campbellsville 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. You probably don't want to wait any later than that or else your corn may not have a chance to fully mature. 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 Campbellsville. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Campbellsville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Campbellsville there is a last frost after April 15 so always be ready to cover your corn in the event of one of those late frosts.

USDA Zone Info for Campbellsville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Campbellsville

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