One of the best tools that you have as gardeners to help us figure out 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.

You can estimate when you can plant corn in Winter Haven by looking at the USDA zone info.

Planting Calendar for Corn

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

You really shouldn't plant corn until after the last frost has passed because they are not cold tolerant.

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

The last month that you can plant corn and expect a good harvest is probably September. Any later than that and your corn may not have a chance to really do well. Starting your corn indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Winter Haven the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Winter Haven may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Winter Haven you get a frost after February 15 be ready to cover your corn in the event of a late frost.

USDA Zone Info for Winter Haven

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Winter Haven

You may be interested in your other planting guides for Winter Haven.