When to Plant Sedum in Zone 6a

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant sedum in Zone 6a should be estimated by using the USDA zone info.

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Planting Calendar for Sedum

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

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

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 6a is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant sedum and expect a good harvest is probably September. Any later than that and your sedum may not have a chance to fully mature. If you are starting your sedum indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 6a the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Zone 6a is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Zone 6a last frost occurs after April 15 be ready to cover your sedum in the event of a surprise late frost.

USDA Zone Info for Zone 6a

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 Zone 6a

You may be interested in your other planting guides for Zone 6a.