The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when it's possible to plant neeps is to look at the USDA zone info for Columbia.

Planting Calendar for Neeps

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

You really shouldn't plant neeps until after the last frost because they are not cold tolerant.

The earliest that you can plant neeps in Columbia 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 neeps and expect a good harvest is probably August. If you wait any later than that and your neeps may not have a chance to really do well. You can get started a couple of weeks earlier by starting your neeps indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Columbia. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Columbia is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Columbia there is a last frost after April 15 so just be sure to be ready to protect your neeps if you have a late frost.

USDA Zone Info for Columbia

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Columbia

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