When to Plant Echinacea in Hellertown, PA

One of the first steps you take when you are making a decision about 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.

The USDA zone info for Hellertown can be looked at to determine when it's a good idea to plant echinacea.


Planting Calendar for Echinacea

Frost tolerance for echinacea: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

You can plant echinacea slightly earlier in the year because they do ok in moderate cold.

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

The earliest that you can plant echinacea in Hellertown is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant echinacea and expect a good harvest is probably August. If you wait any later than that and your echinacea may not have a chance to fully mature. If you are starting your echinacea indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Hellertown the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Hellertown and it changes from year to year. Since half of the time in Hellertown last frost occurs after April 15 be ready to protect your echinacea if you have a surprise late frost.

USDA Zone Info for Hellertown

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 Low0°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 Hellertown

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