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.

The earliest that you can plant coreopsis in Cookeville should be estimated by reviewing the USDA zone info.

Planting Calendar for Coreopsis

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

You can plant coreopsis a bit earlier in the year because they are moderately cold tolerant.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Cookeville. In the coldest months of winter you should expect an average low temperature of 0°F.

It's important to remember that USDA zone info for Cookeville may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Cookeville there is a last frost after April 15 so make sure that you are prepared to protect your coreopsis if you have a surprise late frost.

USDA Zone Info for Cookeville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Cookeville

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