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.

By using the USDA zone info for Noblesville it's a good idea to determine when 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 well in moderate cold which tells us that you can start planting them earlier than other frost tender plants.

The earliest that you can plant flowering kale in Noblesville 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. If you wait any later than that and your flowering kale may not have a chance to fully mature. If you are starting your flowering kale indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Noblesville. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Noblesville is just an average the actual date of last frost will vary from year to year. Since half of the time in Noblesville there is a last frost after April 15 be ready to cover your flowering kale in the event of a late frost.

USDA Zone Info for Noblesville

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 Noblesville

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