Before planting it is a good idea to find your USDA Zone info to figure out 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.

It's possible to determine when to plant hardy hibiscus by referring to the USDA zone info for Bowling Green.

Planting Calendar for Hardy Hibiscus

Frost tolerance for hardy hibiscus:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Hardy Hibiscus do well in cold which means that you can start planting them much earlier than more sensitive plants.

The earliest that you can plant hardy hibiscus in Bowling Green is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant hardy hibiscus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your hardy hibiscus may not have a chance to really do well. You can get started a little bit earlier by starting your hardy hibiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Bowling Green. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Bowling Green may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Bowling Green it frosts late in the year after April 15 so be sure to be ready to cover your hardy hibiscus if you have a late frost.

USDA Zone Info for Bowling Green

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 Bowling Green

You may be interested in your other planting guides for Bowling Green.