The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In West Sacramento you can determine when you can plant sweet williams by looking at the USDA zone info.

Planting Calendar for Sweet Williams

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

Sweet Williams do ok in some cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant sweet williams in West Sacramento 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 sweet williams and expect a good harvest is probably October. If you wait any later than that and your sweet williams may not have a chance to fully mature. You can get started a little bit earlier by starting your sweet williams indoors.

Last Frost Date

The average date of last frost is February 15 in West Sacramento. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for West Sacramento is an average the actual date of last frost is different every year. Since half of the time in West Sacramento last frost occurs after February 15 be ready to cover your sweet williams if you have a surprise late frost.

USDA Zone Info for West Sacramento

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 West Sacramento

You may be interested in your other planting guides for West Sacramento.