One of the best tools that you have as gardeners to help us figure out 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.

By looking at the USDA zone info for Mason it's a good idea to figure out when it's a good idea to plant flowering kale.

Planting Calendar for Flowering Kale

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

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

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

Last Frost Date

The average date of last frost is April 15 in Mason. In the coldest months of winter you should expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Mason is just an average and the actual date of last frost will vary from year to year. Since half of the time in Mason there is a last frost after April 15 be ready to protect your flowering kale in the event of one of those late frosts.

USDA Zone Info for Mason

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Mason

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