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

The USDA zone info for Okmulgee can be looked at to determine when you can 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 do well in moderate cold you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant feverfew in Okmulgee 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 little bit earlier by starting your feverfew indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Okmulgee. In the coldest months of winter you can expect an average low temperature of 0°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Okmulgee and it will vary from year to year. Half of the time in Okmulgee you get surprised by a frost after April 15 so make sure that you are ready to protect your feverfew in the event of a surprise late frost.

USDA Zone Info for Okmulgee

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Okmulgee

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