The USDA Zone info is a great tool for gardeners to help us estimate 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.

In Ponca City you can determine when to plant coreopsis by referring to 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.

Coreopsis are moderately cold tolerant which means that you can start planting them earlier than more sensitive plants.

The earliest that you can plant coreopsis in Ponca City 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. You probably don't want to wait any later than that or else your coreopsis may not have a chance to fully mature. If you are starting your coreopsis 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 April 15 in Ponca City. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Ponca City is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Ponca City you get a frost after April 15 so make sure that you are ready to cover your coreopsis if you have one of those late frosts.

USDA Zone Info for Ponca City

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 Ponca City

You may be interested in your other planting guides for Ponca City.