One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Ardmore you will be able to estimate when it's possible to plant gayfeather.

Planting Calendar for Gayfeather

Frost tolerance for gayfeather:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Gayfeather are very cold tolerant which tells us that you can plant them much earlier than other plants that might not handle the cold.

The earliest that you can plant gayfeather in Ardmore 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 gayfeather and expect a good harvest is probably September. If you wait any later than that and your gayfeather may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your gayfeather indoors.

Last Frost Date

The average date of last frost is April 15 in Ardmore. You can expect an average low temperature of 5°F in the coldest months of winter.

Remember that USDA zone info for Ardmore may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Ardmore you get a frost after April 15 so make sure that you are prepared to protect your gayfeather in the event of one of those late frosts.

USDA Zone Info for Ardmore

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Ardmore

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