The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 Dayton should be looked at to estimate when it's a good idea to plant scaevola.

Planting Calendar for Scaevola

Frost tolerance for scaevola:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You can not plant scaevola until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant scaevola in Dayton 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 scaevola and expect a good harvest is probably August. Any later than that and your scaevola may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your scaevola indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Dayton. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Dayton may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Dayton last frost occurs after April 15 so make sure that you are prepared to cover your scaevola if you have a surprise late frost.

USDA Zone Info for Dayton

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 Dayton

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