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.

The USDA zone info for Atherton should be used to estimate when it's the best time to plant anemone.

Planting Calendar for Anemone

Frost tolerance for anemone:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant anemone a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant anemone in Atherton 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 anemone and expect a good harvest is probably October. You probably don't want to wait any later than that or else your anemone may not have a chance to really do well. You can get started a few weeks earlier by starting your anemone indoors.

Last Frost Date

In Atherton the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Atherton and it can change quite a bit from year to year. Since half of the time in Atherton you get surprised by a frost after February 15 be ready to cover your anemone in the event of a surprise late frost.

USDA Zone Info for Atherton

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 Atherton

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