One of the first steps you take when you are estimating 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.

In Marana you can figure out when you can plant decorative kale by using the USDA zone info.

Planting Calendar for Decorative Kale

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

Since decorative kale are moderately cold tolerant you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant decorative kale in Marana 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 decorative kale and expect a good harvest is probably October. Any later than that and your decorative kale may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your decorative kale indoors.

Last Frost Date

In Marana the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Marana and it will vary from year to year. Since half of the time in Marana there is a last frost after February 15 be ready to protect your decorative kale in the event of a surprise late frost.

USDA Zone Info for Marana

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 Marana

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