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.

The USDA zone info for Oak Grove should be used to determine when you can plant polygonums.

Planting Calendar for Polygonums

Frost tolerance for polygonums:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant polygonums until after the last frost because they do not do well in cold weather.

The earliest that you can plant polygonums in Oak Grove is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant polygonums and expect a good harvest is probably August. You probably don't want to wait any later than that or else your polygonums may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your polygonums indoors.

Last Frost Date

On average the last frost is on April 15 in Oak Grove. It might get as low as 0°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Oak Grove is an average and the actual date of last frost is different every year. Half of the time in Oak Grove you get surprised by a frost after April 15 so make sure that you are ready to protect your polygonums in the event of one of those late frosts.

USDA Zone Info for Oak Grove

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 Oak Grove

You may be interested in your other planting guides for Oak Grove.