The USDA Zone info is a great tool for gardeners to help us estimate 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.

It's possible to estimate when it's possible to plant crassula by reviewing the USDA zone info for Shelby.

Planting Calendar for Crassula

Frost tolerance for crassula:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's not a good idea to plant crassula until after the last frost because they require warm weather.

The earliest that you can plant crassula in Shelby 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. Any later than that and your crassula may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your crassula indoors.

Last Frost Date

The average date of last frost is April 15 in Shelby. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Shelby and it is different every year. Half of the time in Shelby there is a last frost after April 15 so be sure to be ready to cover your crassula in the event of a late frost.

USDA Zone Info for Shelby

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Shelby

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