When to Plant Sorrel in Zone 3b

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.

In Zone 3b you can estimate when you can plant sorrel by checking out 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 can survive in mild cold which means that 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 Zone 3b is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant sorrel and expect a good harvest is probably August. You probably don't want to wait any later than that or else your sorrel may not have a chance to fully mature. If you are starting your sorrel indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Zone 3b. In the coldest months of winter you should expect an average low temperature of -35°F.

Since the USDA zone info for Zone 3b is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Zone 3b last frost occurs after May 15 be ready to protect your sorrel if you have a surprise late frost.

USDA Zone Info for Zone 3b

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-35°F
Highest Expected Low-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Zone 3b

You may be interested in your other planting guides for Zone 3b.