One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Rockwall you will be able to estimate when it's a good idea to plant crassula.

Planting Calendar for Crassula

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

Crassula do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant crassula in Rockwall 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 crassula and expect a good harvest is probably August. 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 little bit earlier by starting your crassula indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Rockwall. In the coldest months of winter you can expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Rockwall may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rockwall last frost occurs after March 15 be ready to protect your crassula if you have a surprise late frost.

USDA Zone Info for Rockwall

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Rockwall

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