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.

You will be able to determine when to plant dianthus by reviewing the USDA zone info for Painesville.

Planting Calendar for Dianthus

Frost tolerance for dianthus:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant dianthus a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant dianthus in Painesville 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 dianthus and expect a good harvest is probably September. Any later than that and your dianthus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your dianthus indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Painesville is just an average and the actual date of last frost is different every year. Half of the time in Painesville you get surprised by a frost after April 15 so be sure to be ready to cover your dianthus if you have one of those late frosts.

USDA Zone Info for Painesville

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 Painesville

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