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.

One way of getting a good idea when it's the best time to plant crassula is to examine the USDA zone info for Cedar Falls.

Planting Calendar for Crassula

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

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

The earliest that you can plant crassula in Cedar Falls 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. Starting your crassula indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Cedar Falls the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

Since the USDA zone info for Cedar Falls may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Cedar Falls there is a last frost after April 15 so make sure that you are ready to protect your crassula if you have one of those late frosts.

USDA Zone Info for Cedar Falls

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Cedar Falls

You may be interested in your other planting guides for Cedar Falls.