When to Plant Crassula in Laurel, MT

One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

You can determine when to plant crassula in Laurel by using 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.

Since crassula are not cold tolerant you have to wait until after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant crassula
Possibly ok, but a risky time to plant crassula
Probably not a good time to plant crassula

The earliest that you can plant crassula in Laurel 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. If you wait any later than that and your crassula may not have a chance to grow to maturity. If you are starting your crassula indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Laurel. You should expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Laurel is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Laurel there is a last frost after May 15 so always be ready to protect your crassula if you have one of those late frosts.

USDA Zone Info for Laurel

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Laurel

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