Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant neeps in Portsmouth can be estimated by using the USDA zone info.

Planting Calendar for Neeps

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

You should not plant neeps until after the last frost has passed because they require warm weather.

The earliest that you can plant neeps in Portsmouth 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 few weeks earlier by starting your neeps indoors.

Last Frost Date

The average date of last frost is March 15 in Portsmouth. You can expect an average low temperature of 10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Portsmouth may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Portsmouth you get surprised by a frost after March 15 so always be ready to cover your neeps in the event of a surprise late frost.

USDA Zone Info for Portsmouth

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Portsmouth

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