When to Plant Achillea in Connellsville, PA

One of the first steps you take when you are getting a good idea 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.

A way of figuring out when to plant achillea is to check out the USDA zone info for Connellsville.


Planting Calendar for Achillea

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

You can plant achillea quite a bit earlier in the year because they are very cold tolerant.

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

The earliest that you can plant achillea in Connellsville 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 achillea and expect a good harvest is probably September. Any later than that and your achillea may not have a chance to fully mature. You can get started a little bit earlier by starting your achillea indoors.

Last Frost Date

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

Since the USDA zone info for Connellsville is not always accurate the actual date of last frost is different every year. Half of the time in Connellsville there is a last frost after April 15 so just be sure to be ready to cover your achillea in the event of one of those late frosts.

USDA Zone Info for Connellsville

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 Connellsville

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