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.

One way of figuring out when it's the best time to plant crassula is to look at the USDA zone info for Anchorage.

Planting Calendar for Crassula

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

It's not a good idea to plant crassula until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant crassula in Anchorage is May. However, you really should wait until June 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 May 15 in Anchorage. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Anchorage is not always accurate the actual date of last frost changes from year to year. Since half of the time in Anchorage it frosts late in the year after May 15 be ready to protect your crassula in the event of a surprise late frost.

USDA Zone Info for Anchorage

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Anchorage

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