One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's a good idea to plant feverfew in Olathe by looking at 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.

Feverfew are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant feverfew in Olathe 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. Any later than that and your feverfew may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your feverfew indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Olathe. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Olathe may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Olathe you get a frost after April 15 so be sure to be ready to protect your feverfew in the event of a late frost.

USDA Zone Info for Olathe

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Olathe

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