One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 opportunity to plant dusty miller in Berwyn should be determined by looking at 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 tend to make it in a bit of cold which means 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 Berwyn 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 little bit earlier by starting your dusty miller indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Berwyn. In the coldest months of winter you should expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Berwyn is just an average and the actual date of last frost is different every year. Since half of the time in Berwyn you get surprised by a frost after April 15 be ready to protect your dusty miller if you have a surprise late frost.

USDA Zone Info for Berwyn

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 Berwyn

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