The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's the best time to plant dusty miller in Los Altos by referring to 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 quite a bit of cold which tells us that you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant dusty miller in Los Altos is January. However, you really should wait until February 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 October. You probably don't want to wait any later than that or else 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 few weeks earlier.

Last Frost Date

In Los Altos the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Los Altos is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Los Altos it frosts late in the year after February 15 be ready to cover your dusty miller if you have a late frost.

USDA Zone Info for Los Altos

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Los Altos

You may be interested in your other planting guides for Los Altos.