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 first chance to plant endive in Bolingbrook can be figured out by using the USDA zone info.

Planting Calendar for Endive

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

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

The earliest that you can plant endive in Bolingbrook 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 endive and expect a good harvest is probably September. If you wait any later than that and your endive may not have a chance to really do well. You can get started a little bit earlier by starting your endive indoors.

Last Frost Date

The average date of last frost is April 15 in Bolingbrook. In the coldest months of winter you should expect an average low temperature of -15°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Bolingbrook and it changes from year to year. Since half of the time in Bolingbrook last frost occurs after April 15 be ready to protect your endive if you have a surprise late frost.

USDA Zone Info for Bolingbrook

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 Bolingbrook

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