One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Vail it's possible to determine when it's the best time 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.

You can plant feverfew a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant feverfew in Vail 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. Any later than that and your feverfew may not have a chance to really do well. You can get started a little bit earlier by starting your feverfew indoors.

Last Frost Date

The average date of last frost is May 15 in Vail. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Vail is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Vail it frosts late in the year after May 15 be ready to protect your feverfew in the event of one of those late frosts.

USDA Zone Info for Vail

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Vail

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