When to Plant Polygonums in Frankfort, KY

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Frankfort it's possible to figure out when it's the best time to plant polygonums.


Planting Calendar for Polygonums

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

Since polygonums are not cold tolerant you must wait until after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant polygonums
Possibly ok, but a risky time to plant polygonums
Probably not a good time to plant polygonums

The earliest that you can plant polygonums in Frankfort 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 little bit earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Frankfort is not always accurate and the actual date of last frost is different every year. Since half of the time in Frankfort you get a frost after April 15 be ready to cover your polygonums in the event of a surprise late frost.

USDA Zone Info for Frankfort

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 Low0°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 Frankfort

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