One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Scottsdale should be read to figure out when it's the best time 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 are moderately cold tolerant which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

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

The last month that you can plant endive and expect a good harvest is probably October. You probably don't want to wait any later than that or else your endive may not have a chance to grow to maturity. Starting your endive indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Scottsdale. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Scottsdale is just an average and the actual date of last frost is different every year. Since half of the time in Scottsdale last frost occurs after February 15 be ready to protect your endive in the event of a surprise late frost.

USDA Zone Info for Scottsdale

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Scottsdale

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