One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when you can plant crassula is to check out the USDA zone info for Tonawanda.

Planting Calendar for Crassula

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

Crassula require warm weather which tells us that you really should wait until it warms up after the last frost has passed before you can plant them.

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

Last Frost Date

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

Since the USDA zone info for Tonawanda is just an average the actual date of last frost will vary from year to year. Half of the time in Tonawanda you get a frost after April 15 so just be sure to be ready to protect your crassula in the event of a late frost.

USDA Zone Info for Tonawanda

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 Tonawanda

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