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.

You should be able to determine when it's possible to plant gayfeather by referring to the USDA zone info for Catasauqua.

Planting Calendar for Gayfeather

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

Gayfeather do ok in quite a bit of cold which means that you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant gayfeather in Catasauqua 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. You probably don't want to wait any later than that or else your gayfeather may not have a chance to fully mature. You can get started a little bit earlier by starting your gayfeather indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Catasauqua. In the coldest months of winter you should expect an average low temperature of -5°F.

Keep in mind that USDA zone info for Catasauqua is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Catasauqua last frost occurs after April 15 be ready to cover your gayfeather in the event of a late frost.

USDA Zone Info for Catasauqua

Here is the info for USDA Zone 6b.

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

Plants to Grow in Catasauqua

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