When to Plant Feverfew in Grafton, WI

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.

You can figure out when it's a good idea to plant feverfew in Grafton by using 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.

You can plant feverfew a little bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The earliest that you can plant feverfew in Grafton 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. You probably don't want to wait any later than that or else your feverfew may not have a chance to grow to maturity. If you are starting your feverfew indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Grafton is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Grafton you get surprised by a frost after April 15 be ready to protect your feverfew in the event of a late frost.

USDA Zone Info for Grafton

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 Grafton

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