Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to estimate when it's a good idea to plant kohlrabi by reviewing the USDA zone info for Byron.

Planting Calendar for Kohlrabi

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

Since kohlrabi are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant kohlrabi in Byron is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant kohlrabi and expect a good harvest is probably August. Any later than that and your kohlrabi may not have a chance to fully mature. You can get started a little bit earlier by starting your kohlrabi indoors.

Last Frost Date

The average date of last frost is May 15 in Byron. You should expect an average low temperature of -25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Byron is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Byron last frost occurs after May 15 so make sure that you are prepared to protect your kohlrabi if you have one of those late frosts.

USDA Zone Info for Byron

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Byron

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