When to Plant Arabis in Concord, NH

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.

The first opportunity to plant arabis in Concord should be estimated by using the USDA zone info.


Planting Calendar for Arabis

Frost tolerance for arabis: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Arabis are one of those plants that can tolerate quite a bit of cold weather which means that you can plant them much earlier than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant arabis
Possibly ok, but a risky time to plant arabis
Probably not a good time to plant arabis

The earliest that you can plant arabis in Concord 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 arabis and expect a good harvest is probably September. Any later than that and your arabis may not have a chance to grow to maturity. If you are starting your arabis indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Concord the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Concord 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 Concord you get surprised by a frost after April 15 be ready to cover your arabis in the event of one of those late frosts.

USDA Zone Info for Concord

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 Concord

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