One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when it's the best time to plant endive is to consult the USDA zone info for Crestline.

Planting Calendar for Endive

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

Since endive do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant endive in Crestline 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. If you are starting your endive indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Crestline. You can expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Crestline is just an average and the actual date of last frost will vary from year to year. Since half of the time in Crestline there is a last frost after April 15 be ready to protect your endive in the event of a late frost.

USDA Zone Info for Crestline

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Crestline

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