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.

It's possible to estimate when to plant bok choi by using the USDA zone info for Elkhorn.

Planting Calendar for Bok Choi

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

Since bok choi are moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant bok choi in Elkhorn 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 bok choi and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bok choi may not have a chance to fully mature. You can get started a little bit earlier by starting your bok choi indoors.

Last Frost Date

The average date of last frost is April 15 in Elkhorn. In the coldest months of winter you can expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Elkhorn is not always accurate and the actual date of last frost changes from year to year. Half of the time in Elkhorn it frosts late in the year after April 15 so make sure that you are ready to protect your bok choi if you have a surprise late frost.

USDA Zone Info for Elkhorn

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 Elkhorn

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