Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Glencoe you will be able to estimate when it's possible to plant endive.

Planting Calendar for Endive

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

Endive do well in moderate cold which tells us that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant endive in Glencoe is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant endive and expect a good harvest is probably August. If you wait any later than that and your endive may not have a chance to fully mature. You can get started a little bit earlier by starting your endive indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Glencoe. In the coldest months of winter you should expect an average low temperature of -25°F.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Glencoe and it can change quite a bit from year to year. Half of the time in Glencoe it frosts late in the year after May 15 so always be ready to cover your endive in the event of one of those late frosts.

USDA Zone Info for Glencoe

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Glencoe

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