When to Plant Copperleaf in Darby, PA

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant copperleaf in Darby can be figured out by using the USDA zone info.


Planting Calendar for Copperleaf

Frost tolerance for copperleaf: Not tolerant of frost.
When to plant: After the last frost.

Since copperleaf require warm weather you must wait until after the last frost when the weather gets warmer before you can plant them.

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

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

The last month that you can plant copperleaf and expect a good harvest is probably August. Any later than that and your copperleaf may not have a chance to really do well. If you are starting your copperleaf indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Darby. It might get as low as 0°F during the coldest months of winter.

Remember that USDA zone info for Darby may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Darby last frost occurs after April 15 be ready to cover your copperleaf in the event of a late frost.

USDA Zone Info for Darby

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Darby

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