One of the first steps you take when you are determining 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 Lyons you can determine when you can plant crassula by reviewing the USDA zone info.

Planting Calendar for Crassula

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

You really shouldn't plant crassula until after the last frost because they are not cold tolerant.

The earliest that you can plant crassula in Lyons 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 little bit earlier by starting your crassula indoors.

Last Frost Date

In Lyons the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Lyons may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Lyons there is a last frost after April 15 so just be sure to be ready to cover your crassula in the event of a late frost.

USDA Zone Info for Lyons

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Lyons

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