When to Plant Sorrel in Souderton, PA

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Souderton can be used to determine when you can plant sorrel.


Planting Calendar for Sorrel

Frost tolerance for sorrel: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Sorrel are moderately cold tolerant which tells us that you can plant them a little bit earlier than more sensitive plants.

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

The earliest that you can plant sorrel in Souderton 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 sorrel and expect a good harvest is probably September. Any later than that and your sorrel may not have a chance to fully mature. Starting your sorrel indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Souderton may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Souderton last frost occurs after April 15 so just be sure to be ready to protect your sorrel in the event of a surprise late frost.

USDA Zone Info for Souderton

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 Souderton

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