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.

It's possible to determine when it's the best time to plant anise by reviewing the USDA zone info for Santa Rosa.

Planting Calendar for Anise

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

You can plant anise just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant anise in Santa Rosa 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 anise and expect a good harvest is probably September. Any later than that and your anise may not have a chance to grow to maturity. If you are starting your anise indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Santa Rosa. You can expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Santa Rosa is an average and the actual date of last frost will vary from year to year. Since half of the time in Santa Rosa it frosts late in the year after February 15 be ready to protect your anise in the event of a surprise late frost.

USDA Zone Info for Santa Rosa

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 Santa Rosa

You may be interested in your other planting guides for Santa Rosa.