One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when it's the best time to plant endive by checking out the USDA zone info for Viroqua.

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 a little bit of cold which tells us that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant endive in Viroqua 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. 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

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

Since the USDA zone info for Viroqua is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Viroqua you get a frost after May 15 be ready to protect your endive if you have a late frost.

USDA Zone Info for Viroqua

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 Viroqua

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