One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant sorrel in Chester can be estimated by referring to the USDA zone info.

Planting Calendar for Sorrel

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

Sorrel do well in some cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant sorrel in Chester 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 really do well. If you are starting your sorrel indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Chester the average date of last frost happens on April 15. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Chester is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Chester you get a frost after April 15 so make sure that you are prepared to cover your sorrel if you have one of those late frosts.

USDA Zone Info for Chester

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Chester

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