Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant dusty miller in Tiffin should be estimated by reviewing the USDA zone info.

Planting Calendar for Dusty Miller

Frost tolerance for dusty miller:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Dusty Miller can survive in pretty solid cold which tells us that you can plant them a lot earlier in the year than plants that are more sensitive to the cold.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Tiffin. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Tiffin may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Tiffin it frosts late in the year after April 15 be ready to protect your dusty miller if you have a late frost.

USDA Zone Info for Tiffin

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Tiffin

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