When to Plant Sedum in Harrisburg, PA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's a good idea to plant sedum in Harrisburg by checking out the USDA zone info.


Planting Calendar for Sedum

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

You can plant sedum earlier in the year because they are very cold tolerant.

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 Harrisburg 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 really do well. Starting your sedum indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Harrisburg the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Harrisburg is just an average the actual date of last frost is different every year. Since half of the time in Harrisburg you get a frost after April 15 be ready to cover your sedum if you have one of those late frosts.

USDA Zone Info for Harrisburg

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Harrisburg

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