When to Plant Decorative Kale in Smyrna, DE

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Smyrna you can estimate when it's a good idea to plant decorative kale by reviewing the USDA zone info.


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 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 Smyrna 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. If you are starting your decorative kale indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Smyrna. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Smyrna is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Smyrna last frost occurs after April 15 be ready to cover your decorative kale in the event of one of those late frosts.

USDA Zone Info for Smyrna

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low0°F
Highest Expected Low5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Smyrna

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