The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Rushville you can estimate when to plant polygonums by looking at the USDA zone info.

Planting Calendar for Polygonums

Frost tolerance for polygonums:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant polygonums until after the last frost because they do not do well in cold weather.

The earliest that you can plant polygonums in Rushville 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 fully mature. You can get started a few weeks earlier by starting your polygonums indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Rushville. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Rushville is just an average and the actual date of last frost is different every year. Half of the time in Rushville 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 Rushville

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 Rushville

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