When to Plant Decorative Kale in Rapid City, SD

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.

The first opportunity to plant decorative kale in Rapid City should be determined by looking at the USDA zone info.

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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.

Since decorative kale are moderately cold tolerant you can plant them a little bit earlier in the year than other plants that might not handle the cold.

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 Rapid City 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 decorative kale and expect a good harvest is probably September. If you wait any later than that and your decorative kale may not have a chance to fully mature. Starting your decorative kale indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Rapid City. It might get as low as -20°F during the coldest months of winter.

It's important to remember that USDA zone info for Rapid City is an average and the actual date of last frost will vary from year to year. Half of the time in Rapid City you get a frost after April 15 so always be ready to protect your decorative kale if you have one of those late frosts.

USDA Zone Info for Rapid City

Here is the info for USDA Zone 5a.

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

Plants to Grow in Rapid City

You may be interested in your other planting guides for Rapid City.