Before planting it is a good idea to find your USDA Zone info to figure out 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 Vallejo can be reviewed to estimate when it's the best time to plant summer savory.

Planting Calendar for Summer Savory

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

Since summer savory are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant summer savory in Vallejo 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 summer savory and expect a good harvest is probably September. You probably don't want to wait any later than that or else your summer savory may not have a chance to really do well. Starting your summer savory indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Vallejo the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Vallejo and it is different every year. Since half of the time in Vallejo you get surprised by a frost after February 15 be ready to protect your summer savory if you have one of those late frosts.

USDA Zone Info for Vallejo

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 Vallejo

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