One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

It's a good idea to determine when it's possible to plant feverfew by referring to the USDA zone info for Greeley.

Planting Calendar for Feverfew

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

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

The earliest that you can plant feverfew in Greeley 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 fully mature. You can get started a little bit earlier by starting your feverfew indoors.

Last Frost Date

The average date of last frost is April 15 in Greeley. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Greeley is just an average and the actual date of last frost changes from year to year. Half of the time in Greeley you get surprised by a frost after April 15 so make sure that you are prepared to cover your feverfew if you have a surprise late frost.

USDA Zone Info for Greeley

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 Greeley

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