When to Plant Gayfeather in New Castle, PA

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when to plant gayfeather by reviewing the USDA zone info for New Castle.


Planting Calendar for Gayfeather

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

You can plant gayfeather earlier in the year because they do well in cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant gayfeather
Possibly ok, but a risky time to plant gayfeather
Probably not a good time to plant gayfeather

The earliest that you can plant gayfeather in New Castle 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. Any later than that and your gayfeather may not have a chance to grow to maturity. Starting your gayfeather indoors is a great way to get them started a little bit earlier.

Last Frost Date

In New Castle the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for New Castle may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in New Castle there is a last frost after April 15 so always be ready to cover your gayfeather in the event of a late frost.

USDA Zone Info for New Castle

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 New Castle

You may be interested in your other planting guides for New Castle.