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.

By referring to the USDA zone info for Pittston you should be able to estimate 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.

Since polygonums require warm weather you must wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant polygonums in Pittston 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. Any later than that and your polygonums may not have a chance to fully mature. Starting your polygonums indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Pittston. In the coldest months of winter you can expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Pittston may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Pittston you get a frost after April 15 so always be ready to protect your polygonums if you have one of those late frosts.

USDA Zone Info for Pittston

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Pittston

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