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.

The best time to plant decorative kale in Ironton can be determined by looking at 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 one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant decorative kale in Ironton 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. 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 couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Ironton. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Ironton may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Ironton there is a last frost after April 15 so make sure that you are ready to protect your decorative kale in the event of a surprise late frost.

USDA Zone Info for Ironton

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

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

Plants to Grow in Ironton

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