The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Duquesne you can determine when it's possible to plant copperleaf by referring to 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 are not cold tolerant you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant copperleaf in Duquesne 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 fully mature. Starting your copperleaf indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Duquesne the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Keep in mind that USDA zone info for Duquesne is just an average and the actual date of last frost will vary from year to year. Half of the time in Duquesne you get surprised by a frost after April 15 so make sure that you are ready to protect your copperleaf if you have a late frost.

USDA Zone Info for Duquesne

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 Duquesne

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