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.

You will be able to estimate when it's the best time to plant sorrel by looking at the USDA zone info for Rogersville.

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 means that you can plant them earlier than other frost tender plants.

The earliest that you can plant sorrel in Rogersville 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

In Rogersville the average date of last frost happens on April 15. It might get as low as 0°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Rogersville is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Rogersville you get a frost after April 15 so make sure that you are prepared to protect your sorrel in the event of a late frost.

USDA Zone Info for Rogersville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Rogersville

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