One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Coralville you can figure out when to plant neeps by referring to the USDA zone info.

Planting Calendar for Neeps

Frost tolerance for neeps:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

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 Coralville 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. If you are starting your neeps indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Coralville is not always accurate the actual date of last frost is different every year. Half of the time in Coralville you get surprised by a frost after April 15 so make sure that you are ready to cover your neeps in the event of one of those late frosts.

USDA Zone Info for Coralville

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 Coralville

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