When to Plant Sedum in Williamsport, PA

The USDA Zone info is a great tool for gardeners to help us determine 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.

By looking at the USDA zone info for Williamsport you should be able to estimate when it's a good idea to plant sedum.


Planting Calendar for Sedum

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

Sedum are one of those plants that can tolerate quite a bit of cold weather which tells us that you can plant them a quite a bit earlier than other plants that might not handle 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 Williamsport 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. You can get started a little bit earlier by starting your sedum indoors.

Last Frost Date

On average the last frost is on April 15 in Williamsport. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Williamsport is not always accurate the actual date of last frost will vary from year to year. Half of the time in Williamsport it frosts late in the year after April 15 so make sure that you are ready to cover your sedum in the event of one of those late frosts.

USDA Zone Info for Williamsport

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

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

Plants to Grow in Williamsport

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