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When to Plant Snow-in Summer in Williamsport, PA

One of the best tools that you have as gardeners to help us determine 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 snow-in summer in Williamsport should be estimated by checking out the USDA zone info.


Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Since snow-in summer do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant snow-in summer
Possibly ok, but a risky time to plant snow-in summer
Probably not a good time to plant snow-in summer

The earliest that you can plant snow-in summer 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 snow-in summer and expect a good harvest is probably September. You probably don't want to wait any later than that or else your snow-in summer may not have a chance to really do well. If you are starting your snow-in summer indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Williamsport may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Williamsport it frosts late in the year after April 15 be ready to cover your snow-in summer 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.