The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Watseka can be reffered to in order to estimate when to plant cleome.

Planting Calendar for Cleome

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

Since cleome are not cold tolerant you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant cleome in Watseka 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 cleome and expect a good harvest is probably August. If you wait any later than that and your cleome may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your cleome indoors.

Last Frost Date

On average the last frost is on April 15 in Watseka. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Watseka is just an average and the actual date of last frost is different every year. Since half of the time in Watseka last frost occurs after April 15 be ready to cover your cleome in the event of one of those late frosts.

USDA Zone Info for Watseka

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 Watseka

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