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

The first chance to plant clover in Prospect Heights can be determined by referring to 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.

Since clover do ok in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant clover in Prospect Heights 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. You probably don't want to wait any later than that or else your clover may not have a chance to grow to maturity. You can get started a little bit earlier by starting your clover indoors.

Last Frost Date

In Prospect Heights the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Prospect Heights is an average and the actual date of last frost is different every year. Since half of the time in Prospect Heights last frost occurs after April 15 be ready to cover your clover if you have one of those late frosts.

USDA Zone Info for Prospect Heights

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Prospect Heights

You may be interested in your other planting guides for Prospect Heights.