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.

It's a good idea to determine when it's the best time to plant crassula by using the USDA zone info for Marinette.

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 are not cold tolerant.

The earliest that you can plant crassula in Marinette 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 few weeks earlier by starting your crassula indoors.

Last Frost Date

The average date of last frost is April 15 in Marinette. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Marinette is just an average the actual date of last frost changes from year to year. Since half of the time in Marinette last frost occurs after April 15 be ready to protect your crassula if you have a surprise late frost.

USDA Zone Info for Marinette

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Marinette

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