One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Glendale Heights you can determine when it's a good idea to plant firebush by using the USDA zone info.

Planting Calendar for Firebush

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

It's probably not a good idea to plant firebush until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant firebush in Glendale 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. You probably don't want to wait any later than that or else your firebush may not have a chance to fully mature. If you are starting your firebush indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Glendale Heights. In the coldest months of winter you should expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Glendale Heights may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Glendale Heights there is a last frost after April 15 be ready to cover your firebush if you have a late frost.

USDA Zone Info for Glendale 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 Glendale Heights

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