One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Gloucester it's possible 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.

Polygonums do not do well in cold weather which means that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant polygonums in Gloucester 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 really do well. 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 Gloucester. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Gloucester is an average and the actual date of last frost changes from year to year. Since half of the time in Gloucester there is a last frost after April 15 be ready to cover your polygonums if you have a surprise late frost.

USDA Zone Info for Gloucester

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 Gloucester

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