One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The USDA zone info for Orland Park should be used to estimate when it's a good idea to plant broccoli.

Planting Calendar for Broccoli

Frost tolerance for broccoli:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant broccoli just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant broccoli in Orland Park is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant broccoli and expect a good harvest is probably September. If you wait any later than that and your broccoli may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your broccoli indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Orland Park. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Orland Park is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Orland Park you get surprised by a frost after April 15 so just be sure to be ready to cover your broccoli in the event of a late frost.

USDA Zone Info for Orland Park

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 Orland Park

You may be interested in your other planting guides for Orland Park.