The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when to plant kohlrabi by referring to the USDA zone info for Lake Forest.

Planting Calendar for Kohlrabi

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

You can plant kohlrabi a little earlier in the year because they do well in moderate cold.

The earliest that you can plant kohlrabi in Lake Forest is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant kohlrabi and expect a good harvest is probably October. Any later than that and your kohlrabi may not have a chance to grow to maturity. Starting your kohlrabi indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Lake Forest. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Lake Forest may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Lake Forest it frosts late in the year after January 31 so just be sure to be ready to protect your kohlrabi if you have one of those late frosts.

USDA Zone Info for Lake Forest

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Lake Forest

You may be interested in your other planting guides for Lake Forest.