Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's a good idea to plant crassula by checking out the USDA zone info for Amherst.

Planting Calendar for Crassula

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

Crassula are not cold tolerant which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant crassula in Amherst 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 grow to maturity. You can get started a few weeks earlier by starting your crassula indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Amherst may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Amherst last frost occurs after April 15 be ready to cover your crassula if you have a late frost.

USDA Zone Info for Amherst

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 Amherst

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