Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of getting a good idea when to plant cleome is to use the USDA zone info for Radford.

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 are not cold tolerant it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant cleome in Radford 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 really do well. If you are starting your cleome indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Radford. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Radford may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Radford it frosts late in the year after April 15 be ready to cover your cleome in the event of a surprise late frost.

USDA Zone Info for Radford

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Radford

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