One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Fort Lupton can be reffered to in order to determine when 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 do well in mild cold which tells us that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant kohlrabi in Fort Lupton 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 few weeks earlier by starting your kohlrabi indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Fort Lupton. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Fort Lupton may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Fort Lupton you get surprised by a frost after April 15 so be sure to be ready to protect your kohlrabi in the event of one of those late frosts.

USDA Zone Info for Fort Lupton

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Fort Lupton

You may be interested in your other planting guides for Fort Lupton.