The USDA Zone info is a great tool for gardeners to help us figure out 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.

In Oak Park you can determine when it's the best time to plant clover by using the USDA zone info.

Planting Calendar for Clover

Frost tolerance for clover:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Clover are barely cold tolerant which means that you can get them planted just a bit earlier than other plants that might not handle the cold.

The earliest that you can plant clover in Oak Park 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 clover and expect a good harvest is probably August. If you wait any later than that and your clover may not have a chance to grow to maturity. Starting your clover indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Oak Park. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Oak Park is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Oak Park you get a frost after April 15 be ready to cover your clover if you have a late frost.

USDA Zone Info for Oak Park

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 Oak Park

You may be interested in your other planting guides for Oak Park.