When can I plant Dusty Miller in Zone 3a

One of the best tools that we have as gardeners to help us estimate our 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 our area.

By reviewing the USDA zone info for Zone 3a you should be able to determine when it's a good idea to plant dusty miller.


Planting Calendar for Dusty Miller

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

You can plant dusty miller quite a bit earlier in the year because they are very cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant dusty miller
Possibly ok, but a risky time to plant dusty miller
Probably not a good time to plant dusty miller

The earliest that you can plant dusty miller in Zone 3a is March. However, you really should wait until April 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 August. If you wait any later than that and your dusty miller may not have a chance to grow to maturity. Starting your dusty miller indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Zone 3a. In the coldest months of winter we should expect an average low temperature of -40°F.

Just be sure to remember that our actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 3a and it will vary from year to year. Half of the time in Zone 3a last frost occurs after May 15 so just be sure to be ready to protect your dusty miller if we have a surprise late frost.

USDA Zone Info for Zone 3a

Here is the info for USDA Zone 3a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-40°F
Highest Expected Low-35°F

This means that on a really cold year, the coldest it will get is -40°F. On most years you should be prepared to experience lows near -35°F.

Plants to Grow in Zone 3a

You may be interested in our other planting guides for Zone 3a.