Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Urbandale should be used to determine when to plant copperleaf.

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 have to wait until after the last frost before you can plant them.

The earliest that you can plant copperleaf in Urbandale 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 little bit earlier by starting your copperleaf indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Urbandale. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Urbandale may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Urbandale there is a last frost after April 15 so be sure to be ready to cover your copperleaf in the event of a surprise late frost.

USDA Zone Info for Urbandale

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Urbandale

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