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.

A common way of estimating when you can plant copperleaf is to use the USDA zone info for Madison.

Planting Calendar for Copperleaf

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

Copperleaf do not do well in cold weather which tells us that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant copperleaf in Madison 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 fully mature. You can get started a few weeks earlier by starting your copperleaf indoors.

Last Frost Date

On average the last frost is on April 15 in Madison. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Madison is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Madison last frost occurs after April 15 be ready to cover your copperleaf in the event of a surprise late frost.

USDA Zone Info for Madison

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Madison

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