One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 Moorhead can be read to figure out when it's possible to plant cleome.

Planting Calendar for Cleome

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

It's a bad idea to plant cleome until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant cleome in Moorhead is May. However, you really should wait until June 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 little bit earlier by starting your cleome indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Moorhead. It might get as low as -30°F during the coldest months of winter.

It's important to remember that USDA zone info for Moorhead is just an average and the actual date of last frost changes from year to year. Half of the time in Moorhead there is a last frost after May 15 so just be sure to be ready to protect your cleome if you have one of those late frosts.

USDA Zone Info for Moorhead

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Moorhead

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