Before planting it is a good idea to find your USDA Zone info to estimate 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.

By reviewing the USDA zone info for Tempe you should be able to estimate when it's the best time to plant anise.

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.

Anise are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant anise in Tempe 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. Starting your anise indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Tempe is an average the actual date of last frost will vary from year to year. Half of the time in Tempe there is a last frost after February 15 so be sure to be ready to protect your anise in the event of a surprise late frost.

USDA Zone Info for Tempe

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 Tempe

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