Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Sebastopol you can figure out when you can plant echinacea by referring to the USDA zone info.

Planting Calendar for Echinacea

Frost tolerance for echinacea:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Echinacea tend to make it in mild cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant echinacea in Sebastopol 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 echinacea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your echinacea may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your echinacea indoors.

Last Frost Date

In Sebastopol the average date of last frost happens on February 15. You should expect an average low temperature of 20°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Sebastopol and it changes from year to year. Since half of the time in Sebastopol you get surprised by a frost after February 15 be ready to cover your echinacea if you have a surprise late frost.

USDA Zone Info for Sebastopol

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Sebastopol

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