When to Plant Decorative Kale in Elk River, MN

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's the best time to plant decorative kale is to consult the USDA zone info for Elk River.

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Planting Calendar for Decorative Kale

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

Decorative Kale do ok in a little bit of cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant decorative kale
Possibly ok, but a risky time to plant decorative kale
Probably not a good time to plant decorative kale

The earliest that you can plant decorative kale in Elk River 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 decorative kale and expect a good harvest is probably August. Any later than that and your decorative kale may not have a chance to grow to maturity. Starting your decorative kale indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on May 15 in Elk River. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Elk River may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Elk River there is a last frost after May 15 so be sure to be ready to protect your decorative kale if you have a surprise late frost.

USDA Zone Info for Elk River

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 Elk River

You may be interested in your other planting guides for Elk River.