One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Robbins should be reviewed to estimate 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.

You should not plant copperleaf until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant copperleaf in Robbins 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 grow to maturity. You can get started a few weeks earlier by starting your copperleaf indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Robbins. It might get as low as -10°F during the coldest months of winter.

It's important to remember that USDA zone info for Robbins is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Robbins you get surprised by a frost after April 15 so always be ready to protect your copperleaf in the event of a late frost.

USDA Zone Info for Robbins

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 Robbins

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