Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Glendale Heights you can determine when it's possible to plant endive 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.

Endive tend to make it in mild cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant endive in Glendale Heights 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. Any later than that and your endive may not have a chance to really do well. Starting your endive indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Glendale Heights the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Glendale Heights and it can change quite a bit from year to year. Half of the time in Glendale Heights you get surprised by a frost after April 15 so always be ready to cover your endive in the event of 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.