Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to determine when to plant kohlrabi by using the USDA zone info for Jasper.

Planting Calendar for Kohlrabi

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

Since kohlrabi do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant kohlrabi in Jasper 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 kohlrabi and expect a good harvest is probably September. Any later than that and your kohlrabi may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your kohlrabi indoors.

Last Frost Date

The average date of last frost is April 15 in Jasper. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Jasper is an average and the actual date of last frost changes from year to year. Since half of the time in Jasper it frosts late in the year after April 15 be ready to protect your kohlrabi if you have one of those late frosts.

USDA Zone Info for Jasper

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 Jasper

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