Before planting it is a good idea to find your USDA Zone info to determine 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 looking at the USDA zone info for Zone 2a it's possible to figure out when it's a good idea 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.

You can plant endive a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant endive in Zone 2a 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 endive and expect a good harvest is probably August. Any later than that and your endive may not have a chance to grow to maturity. If you are starting your endive indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Zone 2a. It might get as low as -50°F during the coldest months of winter.

Since the USDA zone info for Zone 2a may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Zone 2a you get surprised by a frost after May 15 be ready to cover your endive in the event of a late frost.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	August 15
Lowest Expected Low	-50°F
Highest Expected Low	-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.