The USDA Zone info is a great tool for gardeners to help us estimate 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 USDA zone info for Palos Heights can be read to figure out when it's possible to plant firebush.

Planting Calendar for Firebush

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

Firebush require warm weather which tells us that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant firebush in Palos Heights 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 firebush and expect a good harvest is probably August. Any later than that and your firebush may not have a chance to really do well. If you are starting your firebush indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Palos Heights is not always accurate the actual date of last frost is different every year. Since half of the time in Palos Heights you get surprised by a frost after April 15 be ready to protect your firebush if you have a late frost.

USDA Zone Info for Palos Heights

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 Palos Heights

You may be interested in your other planting guides for Palos Heights.