When can I plant Sedum in Zone 1a

One of the first steps we take when we are making a decision about our gardening schedule is find our USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The first opportunity to plant sedum in Zone 1a should be estimated by referring to the USDA zone info.


Planting Calendar for Sedum

Frost tolerance for sedum: Very tolerant of frost.
When you should plant them: Up to 7 weeks before last frost.

Since sedum are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

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

The earliest that you can plant sedum in Zone 1a 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 sedum and expect a good harvest is probably July. You probably don't want to wait any later than that or else your sedum may not have a chance to really do well. Starting your sedum indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on June 15 in Zone 1a. It might get as low as -60°F during the coldest months of winter.

Just be sure to remember that our actual date of last frost is an average because it is based on the USDA zone info for Zone 1a and it will vary from year to year. Since half of the time in Zone 1a we get surprised by a frost after June 15 be ready to cover your sedum if we have a late frost.

USDA Zone Info for Zone 1a

Here is the info for USDA Zone 1a.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-60°F
Highest Expected Low-55°F

This means that on a really cold year, the coldest it will get is -60°F. On most years you should be prepared to experience lows near -55°F.

Plants to Grow in Zone 1a

You may be interested in our other planting guides for Zone 1a.