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

In Marion you can estimate when it's the best time to plant sorrel by reviewing 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.

You can plant sorrel a little earlier in the year because they do well in moderate cold.

The earliest that you can plant sorrel in Marion 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. You can get started a couple of weeks earlier by starting your sorrel indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Marion. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that USDA zone info for Marion may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Marion last frost occurs after April 15 so just be sure to be ready to cover your sorrel if you have a surprise late frost.

USDA Zone Info for Marion

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 Marion

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