The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Roseville can be reffered to in order to estimate 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 has passed.

You can not plant cleome until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant cleome in Roseville is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant cleome and expect a good harvest is probably September. If you wait any later than that and your cleome may not have a chance to grow to maturity. You can get started a little bit earlier by starting your cleome indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Roseville. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Roseville is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Roseville there is a last frost after February 15 so be sure to be ready to protect your cleome in the event of a late frost.

USDA Zone Info for Roseville

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

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

Plants to Grow in Roseville

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