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

By reviewing the USDA zone info for Anoka it's possible to estimate when it's a good idea 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.

Kale are moderately cold tolerant which means that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant kale in Anoka is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant kale and expect a good harvest is probably August. Any later than that and your kale may not have a chance to grow to maturity. If you are starting your kale indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on May 15 in Anoka. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Anoka is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Anoka last frost occurs after May 15 be ready to protect your kale in the event of a late frost.

USDA Zone Info for Anoka

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Anoka

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