When to Plant Portulaca in Bowling Green, OH

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when you can plant portulaca by using the USDA zone info for Bowling Green.


Planting Calendar for Portulaca

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

It's a bad idea to plant portulaca until after the last frost has passed because they are not cold tolerant.

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

The earliest that you can plant portulaca in Bowling Green 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 portulaca and expect a good harvest is probably August. If you wait any later than that and your portulaca may not have a chance to really do well. If you are starting your portulaca indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Bowling Green is an average the actual date of last frost changes from year to year. Half of the time in Bowling Green you get a frost after April 15 so just be sure to be ready to protect your portulaca if you have a surprise 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.