One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Somersworth you can figure out when it's possible to plant feverfew by reviewing the USDA zone info.

Planting Calendar for Feverfew

Frost tolerance for feverfew:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Feverfew do ok in mild cold which tells us that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant feverfew in Somersworth 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 feverfew and expect a good harvest is probably September. Any later than that and your feverfew may not have a chance to fully mature. You can get started a little bit earlier by starting your feverfew indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Somersworth. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Somersworth is not always accurate the actual date of last frost changes from year to year. Since half of the time in Somersworth last frost occurs after April 15 be ready to cover your feverfew if you have a late frost.

USDA Zone Info for Somersworth

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 Somersworth

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