Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Cotati you will be able to determine when it's the best time to plant aubretia.

Planting Calendar for Aubretia

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

Since aubretia are one of those plants that can tolerate quite a bit of cold weather you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant aubretia 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 aubretia and expect a good harvest is probably October. If you wait any later than that and your aubretia may not have a chance to grow to maturity. Starting your aubretia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Cotati. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Cotati is not always accurate the actual date of last frost is different every year. Half of the time in Cotati it frosts late in the year after February 15 so make sure that you are ready to protect your aubretia in the event of 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.