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 Mccomb should be read to determine when it's the best time to plant cleome.

Planting Calendar for Cleome

Frost tolerance for cleome:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since cleome require warm weather you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant cleome in Mccomb 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 fully mature. You can get started a couple of weeks earlier by starting your cleome indoors.

Last Frost Date

The average date of last frost is March 15 in Mccomb. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Mccomb is just an average the actual date of last frost changes from year to year. Half of the time in Mccomb you get surprised by a frost after March 15 so make sure that you are ready to cover your cleome if you have a surprise late frost.

USDA Zone Info for Mccomb

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Mccomb

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