The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Berwick you can figure out when you can plant crassula by using the USDA zone info.

Planting Calendar for Crassula

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

You really shouldn't plant crassula until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant crassula in Berwick 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 really do well. If you are starting your crassula indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Berwick the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Keep in mind that USDA zone info for Berwick is not always accurate and the actual date of last frost is different every year. Half of the time in Berwick you get a frost after April 15 so make sure that you are prepared to protect your crassula if you have a surprise late frost.

USDA Zone Info for Berwick

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Berwick

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