When to Plant Sorrel in Mattoon, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when to plant sorrel in Mattoon by looking at 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.

Since sorrel are moderately cold tolerant you can plant them a bit earlier in the year than other frost tender 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 Mattoon 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 little bit earlier.

Last Frost Date

In Mattoon the average date of last frost happens on April 15. You should expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Mattoon is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Mattoon you get a frost after April 15 be ready to cover your sorrel in the event of a surprise late frost.

USDA Zone Info for Mattoon

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Mattoon

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