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

You can determine when to plant decorative kale in Downingtown by referring to 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.

You can plant decorative kale a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Downingtown. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Downingtown may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Downingtown it frosts late in the year after April 15 be ready to protect your decorative kale if you have one of those late frosts.

USDA Zone Info for Downingtown

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 Downingtown

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