The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when to plant fanflower is to consult the USDA zone info for Stillwater.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Fanflower are not cold tolerant which tells us that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant fanflower in Stillwater is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant fanflower and expect a good harvest is probably August. Any later than that and your fanflower may not have a chance to fully mature. Starting your fanflower indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Stillwater the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 0°F.

Remember that USDA zone info for Stillwater is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Stillwater you get surprised by a frost after April 15 so be sure to be ready to protect your fanflower in the event of a late frost.

USDA Zone Info for Stillwater

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 Stillwater

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