Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Niles it's a good idea to determine 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.

Since feverfew are moderately cold tolerant you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant feverfew in Niles 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. If you wait any later than that and your feverfew may not have a chance to really do well. You can get started a couple of weeks earlier by starting your feverfew indoors.

Last Frost Date

The average date of last frost is April 15 in Niles. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Niles may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Niles last frost occurs 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 Niles

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 Niles

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