One of the first steps you take when you are getting a good idea 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.

By referring to the USDA zone info for Auburn it's possible to estimate when it's a good idea to plant flowering kale.

Planting Calendar for Flowering Kale

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

You can plant flowering kale a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant flowering kale in Auburn 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 flowering kale and expect a good harvest is probably October. If you wait any later than that and your flowering kale may not have a chance to really do well. If you are starting your flowering kale indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Auburn the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Auburn is an average the actual date of last frost is different every year. Since half of the time in Auburn you get surprised by a frost after February 15 be ready to cover your flowering kale if you have one of those late frosts.

USDA Zone Info for Auburn

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 Auburn

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