The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when it's the best time to plant dianthus is to consult the USDA zone info for Cordele.

Planting Calendar for Dianthus

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

Dianthus are moderately cold tolerant which tells us that you can get them planted earlier than other frost tender plants.

The earliest that you can plant dianthus in Cordele 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. You probably don't want to wait any later than that or else your dianthus may not have a chance to fully mature. If you are starting your dianthus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Cordele. You can expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Cordele is just an average the actual date of last frost will vary from year to year. Half of the time in Cordele there is a last frost after March 15 so just be sure to be ready to cover your dianthus in the event of one of those late frosts.

USDA Zone Info for Cordele

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Cordele

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