One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant erysimum in Dayton can be determined by checking out the USDA zone info.

Planting Calendar for Erysimum

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

Erysimum do well in mild cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Dayton. It might get as low as 5°F during the coldest months of winter.

Keep in mind that USDA zone info for Dayton is just an average and the actual date of last frost will vary from year to year. Half of the time in Dayton it frosts late in the year after April 15 so just be sure to be ready to protect your erysimum if you have a surprise late frost.

USDA Zone Info for Dayton

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Dayton

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