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.

The first chance to plant crassula in Roma should be determined by checking out the USDA zone info.

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 have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant crassula in Roma 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. Any later than that and your crassula may not have a chance to grow to maturity. If you are starting your crassula indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Roma. You can expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Roma may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Roma last frost occurs after February 15 be ready to protect your crassula in the event of a surprise late frost.

USDA Zone Info for Roma

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 Roma

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