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.

The first chance to plant kale in Eureka can be figured out by looking at the USDA zone info.

Planting Calendar for Kale

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

Since kale do well in moderate cold you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant kale in Eureka 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 kale and expect a good harvest is probably September. Any later than that and your kale may not have a chance to grow to maturity. Starting your kale indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Eureka. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Eureka is just an average and the actual date of last frost changes from year to year. Half of the time in Eureka there is a last frost after April 15 so make sure that you are prepared to cover your kale in the event of a surprise late frost.

USDA Zone Info for Eureka

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 Eureka

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