Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to estimate when it's a good idea to plant copperleaf by using the USDA zone info for Broken Arrow.

Planting Calendar for Copperleaf

Frost tolerance for copperleaf:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since copperleaf are not cold tolerant you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant copperleaf in Broken Arrow 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. You probably don't want to wait any later than that or else your copperleaf may not have a chance to really do well. You can get started a few weeks earlier by starting your copperleaf indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Broken Arrow. In the coldest months of winter you can expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Broken Arrow may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Broken Arrow you get surprised by a frost after April 15 so be sure to be ready to cover your copperleaf if you have one of those late frosts.

USDA Zone Info for Broken Arrow

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 Low	0°F
Highest Expected Low	5°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 Broken Arrow

You may be interested in your other planting guides for Broken Arrow.