The USDA Zone info is a great tool for gardeners to help us determine 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.

The earliest that you can plant copperleaf in Elmwood Park can be determined by referring to the USDA zone info.

Planting Calendar for Copperleaf

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

Since copperleaf require warm weather 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 Elmwood Park 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. If you wait any later than that and your copperleaf may not have a chance to grow to maturity. Starting your copperleaf indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Elmwood Park. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Elmwood Park is just an average the actual date of last frost will vary from year to year. Half of the time in Elmwood Park it frosts late in the year after April 15 so always be ready to protect your copperleaf if you have a late frost.

USDA Zone Info for Elmwood Park

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Elmwood Park

You may be interested in your other planting guides for Elmwood Park.