One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant winter savory in Napa can be estimated by using the USDA zone info.

Planting Calendar for Winter Savory

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

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

The earliest that you can plant winter savory in Napa 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 winter savory and expect a good harvest is probably October. If you wait any later than that and your winter savory may not have a chance to really do well. Starting your winter savory indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Napa. It might get as low as 25°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Napa and it changes from year to year. Since half of the time in Napa last frost occurs after February 15 be ready to protect your winter savory in the event of a late frost.

USDA Zone Info for Napa

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 Napa

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