One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant crassula in Clayton should be figured out by using the USDA zone info.

Planting Calendar for Crassula

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

Crassula require warm weather which tells us that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant crassula in Clayton 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 crassula and expect a good harvest is probably September. You probably don't want to wait any later than that or else your crassula may not have a chance to fully mature. You can get started a few weeks earlier by starting your crassula indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Clayton. You should expect an average low temperature of 25°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Clayton and it changes from year to year. Since half of the time in Clayton there is a last frost after February 15 be ready to protect your crassula if you have a late frost.

USDA Zone Info for Clayton

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 Clayton

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