One of the best tools that you have as gardeners to help us estimate 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 it's a good idea to plant crassula is to examine the USDA zone info for Waite Park.

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 the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant crassula in Waite Park 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. 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 May 15 in Waite Park. It might get as low as -30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Waite Park is an average and the actual date of last frost changes from year to year. Half of the time in Waite Park last frost occurs after May 15 so be sure to be ready to cover your crassula if you have a surprise late frost.

USDA Zone Info for Waite Park

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Waite Park

You may be interested in your other planting guides for Waite Park.