One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to figure out when you can plant bachelor buttons by looking at the USDA zone info for Cincinnati.

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 bit earlier in the year because they do well in moderate cold.

The earliest that you can plant bachelor buttons in Cincinnati 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 bachelor buttons and expect a good harvest is probably September. If you wait any later than that and your bachelor buttons may not have a chance to really do well. Starting your bachelor buttons indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Cincinnati the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Cincinnati is an average the actual date of last frost will vary from year to year. Since half of the time in Cincinnati last frost occurs after April 15 be ready to protect your bachelor buttons in the event of a surprise late frost.

USDA Zone Info for Cincinnati

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Cincinnati

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