One of the first steps you take when you are figuring out 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.

It's possible to figure out when it's a good idea to plant roses by using the USDA zone info for Dayton.

Planting Calendar for Roses

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

You can plant roses a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant roses 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 roses and expect a good harvest is probably October. Any later than that and your roses may not have a chance to really do well. If you are starting your roses indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Dayton is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Dayton you get surprised by a frost after February 15 so make sure that you are ready to cover your roses if you have a surprise 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.