The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Sahuarita should be reviewed to determine when it's the best time to plant kale.

Planting Calendar for Kale

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

You can plant kale just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant kale in Sahuarita 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 kale and expect a good harvest is probably October. If you wait any later than that and your kale may not have a chance to really do well. You can get started a couple of weeks earlier by starting your kale indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Sahuarita. In the coldest months of winter you should expect an average low temperature of 20°F.

Keep in mind that USDA zone info for Sahuarita is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Sahuarita you get a frost after February 15 be ready to protect your kale if you have a late frost.

USDA Zone Info for Sahuarita

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

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

Plants to Grow in Sahuarita

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