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

You should be able to figure out when to plant baby blue eyes by looking at the USDA zone info for San Francisco.

Planting Calendar for Baby Blue Eyes

Frost tolerance for baby blue eyes:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant baby blue eyes a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant baby blue eyes in San Francisco 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 baby blue eyes and expect a good harvest is probably October. If you wait any later than that and your baby blue eyes may not have a chance to grow to maturity. If you are starting your baby blue eyes indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on January 31 in San Francisco. In the coldest months of winter you can expect an average low temperature of 35°F.

It's important to remember that USDA zone info for San Francisco is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in San Francisco last frost occurs after January 31 be ready to protect your baby blue eyes in the event of a late frost.

USDA Zone Info for San Francisco

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 San Francisco

You may be interested in your other planting guides for San Francisco.