The USDA Zone info is a great tool for gardeners to help us determine 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.

In Cotati you can determine when you can plant gayfeather by referring to the USDA zone info.

Planting Calendar for Gayfeather

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

Gayfeather do well in pretty solid cold which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant gayfeather in Cotati 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 gayfeather and expect a good harvest is probably October. Any later than that and your gayfeather may not have a chance to really do well. If you are starting your gayfeather indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Cotati. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Cotati is an average the actual date of last frost will vary from year to year. Since half of the time in Cotati it frosts late in the year after February 15 be ready to protect your gayfeather if you have a late frost.

USDA Zone Info for Cotati

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 Cotati

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