One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Gardner you can estimate when it's the best time to plant crassula by looking at the USDA zone info.

Planting Calendar for Crassula

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

You can not 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 Gardner 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. You can get started a couple of weeks earlier by starting your crassula indoors.

Last Frost Date

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

Since the USDA zone info for Gardner is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Gardner you get surprised by a frost after April 15 so make sure that you are prepared to protect your crassula if you have a late frost.

USDA Zone Info for Gardner

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 Gardner

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