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.

The first opportunity to plant turnips in Humboldt should be figured out by looking at the USDA zone info.

Planting Calendar for Turnips

Frost tolerance for turnips:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since turnips do not do well in cold weather it's necessary to wait until after the last frost before you can plant them.

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

The last month that you can plant turnips and expect a good harvest is probably August. If you wait any later than that and your turnips may not have a chance to really do well. If you are starting your turnips indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Humboldt is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Humboldt it frosts late in the year after April 15 be ready to protect your turnips if you have one of those late frosts.

USDA Zone Info for Humboldt

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 Humboldt

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