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

One way of estimating when to plant bachelor buttons is to refer to the USDA zone info for Dayton.

Planting Calendar for Bachelor Buttons

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

You can plant bachelor buttons a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant bachelor buttons in Dayton is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant bachelor buttons and expect a good harvest is probably October. Any later than that and your bachelor buttons may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your bachelor buttons indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Dayton. You should expect an average low temperature of 20°F in the coldest months of winter.

Remember that USDA zone info for Dayton may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Dayton last frost occurs after February 15 so always be ready to protect your bachelor buttons in the event of a late frost.

USDA Zone Info for Dayton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Dayton

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