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 Hawthorne should be reffered to in order to figure out when it's possible to plant crassula.

Planting Calendar for Crassula

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

Since crassula are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant crassula in Hawthorne is February. However, you really should wait until March 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 grow to maturity. You can get started a little bit earlier by starting your crassula indoors.

Last Frost Date

On average the last frost is on January 31 in Hawthorne. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Hawthorne is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Hawthorne last frost occurs after January 31 be ready to cover your crassula in the event of a late frost.

USDA Zone Info for Hawthorne

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Hawthorne

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