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.

You will be able to figure out when it's possible to plant dusty miller by referring to the USDA zone info for Grand Blanc.

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 quite a bit of cold which tells us that you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant dusty miller in Grand Blanc 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 fully mature. You can get started a couple of weeks earlier by starting your dusty miller indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Grand Blanc. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Grand Blanc is just an average the actual date of last frost changes from year to year. Half of the time in Grand Blanc you get a frost after April 15 so make sure that you are ready to cover your dusty miller in the event of a surprise late frost.

USDA Zone Info for Grand Blanc

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 Grand Blanc

You may be interested in your other planting guides for Grand Blanc.