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

In Elmira you can estimate when to plant coreopsis by looking at 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 do well in moderate cold which means that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant coreopsis in Elmira 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 fully mature. You can get started a couple of weeks earlier by starting your coreopsis indoors.

Last Frost Date

The average date of last frost is April 15 in Elmira. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Elmira is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Elmira it frosts late in the year after April 15 be ready to cover your coreopsis in the event of a surprise late frost.

USDA Zone Info for Elmira

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 Elmira

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