Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant cleome by using the USDA zone info for Marion.

Planting Calendar for Cleome

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

You should not plant cleome until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant cleome in Marion 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. You probably don't want to wait any later than that or else your cleome may not have a chance to fully mature. Starting your cleome indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Marion. It might get as low as 10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Marion is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Marion there is a last frost after March 15 be ready to cover your cleome if you have one of those late frosts.

USDA Zone Info for Marion

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Marion

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