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.

One way of figuring out when to plant dusty miller is to use the USDA zone info for Alexandria.

Planting Calendar for Dusty Miller

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

You can plant dusty miller much earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant dusty miller in Alexandria 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. 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

In Alexandria the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

It's important to remember that USDA zone info for Alexandria is just an average and the actual date of last frost is different every year. Half of the time in Alexandria there is a last frost after March 15 so make sure that you are prepared to protect your dusty miller in the event of a surprise late frost.

USDA Zone Info for Alexandria

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Alexandria

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