Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant crassula in Marlborough 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 has passed.

Since crassula require warm weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant crassula in Marlborough 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. If you wait any later than that and 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

The average date of last frost is April 15 in Marlborough. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Marlborough may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Marlborough there is a last frost after April 15 be ready to protect your crassula in the event of one of those late frosts.

USDA Zone Info for Marlborough

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 Marlborough

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