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

By referring to the USDA zone info for Roswell you will be able to determine when it's a good idea to plant kohlrabi.

Planting Calendar for Kohlrabi

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

Kohlrabi are moderately cold tolerant which means that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant kohlrabi in Roswell 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 really do well. You can get started a little bit earlier by starting your kohlrabi indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Roswell. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Roswell may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Roswell there is a last frost after April 15 be ready to protect your kohlrabi if you have one of those late frosts.

USDA Zone Info for Roswell

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Roswell

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