The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when to plant fennel is to use the USDA zone info for Newport Beach.

Planting Calendar for Fennel

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

Fennel tend to make it in cold weather which tells us that you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant fennel in Newport Beach 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 fennel and expect a good harvest is probably October. If you wait any later than that and your fennel may not have a chance to really do well. You can get started a little bit earlier by starting your fennel indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Newport Beach. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Newport Beach is not always accurate the actual date of last frost changes from year to year. Half of the time in Newport Beach there is a last frost after January 31 so always be ready to cover your fennel if you have a late frost.

USDA Zone Info for Newport Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Newport Beach

You may be interested in your other planting guides for Newport Beach.