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.

A way of making a decision about when to plant cleome is to check out the USDA zone info for Hanover.

Planting Calendar for Cleome

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

It's probably not a good idea to plant cleome until after the last frost because they do not do well in cold weather.

The earliest that you can plant cleome in Hanover 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. Any later than that and your cleome may not have a chance to fully mature. You can get started a few weeks earlier by starting your cleome indoors.

Last Frost Date

In Hanover the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Always keep in mind that USDA zone info for Hanover is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Hanover it frosts late in the year after April 15 be ready to protect your cleome in the event of a late frost.

USDA Zone Info for Hanover

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 Hanover

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