Before planting it is a good idea to find your USDA Zone info to determine 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.

By checking out the USDA zone info for Fergus Falls it's possible to figure out when it's possible to plant feverfew.

Planting Calendar for Feverfew

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

Feverfew are moderately cold tolerant which means that you can start planting them earlier than other plants that might not handle the cold.

The earliest that you can plant feverfew in Fergus Falls is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant feverfew and expect a good harvest is probably August. You probably don't want to wait any later than that or else your feverfew may not have a chance to really do well. You can get started a few weeks earlier by starting your feverfew indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Fergus Falls. In the coldest months of winter you can expect an average low temperature of -30°F.

Since the USDA zone info for Fergus Falls is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Fergus Falls last frost occurs after May 15 so always be ready to protect your feverfew if you have a surprise late frost.

USDA Zone Info for Fergus Falls

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Fergus Falls

You may be interested in your other planting guides for Fergus Falls.