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

By checking out the USDA zone info for Alliance it's possible to estimate 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.

Since cleome require warm weather it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant cleome in Alliance 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. You can get started a few weeks earlier by starting your cleome indoors.

Last Frost Date

The average date of last frost is April 15 in Alliance. You can expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Alliance is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Alliance you get a frost after April 15 be ready to protect your cleome if you have a surprise late frost.

USDA Zone Info for Alliance

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Alliance

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