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.

The USDA zone info for Irvine can be looked at to estimate when 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.

You can plant anise slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant anise in Irvine 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. If you wait 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 little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Irvine. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Irvine is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Irvine last frost occurs after January 31 so make sure that you are ready to cover your anise if you have a late frost.

USDA Zone Info for Irvine

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Irvine

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