Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant brachycome in San Diego can be estimated by reviewing the USDA zone info.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since brachycome do not do well in cold weather it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant brachycome in San Diego 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 brachycome and expect a good harvest is probably September. If you wait any later than that and your brachycome may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your brachycome indoors.

Last Frost Date

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

Since the USDA zone info for San Diego is an average the actual date of last frost changes from year to year. Half of the time in San Diego last frost occurs after January 31 so make sure that you are prepared to protect your brachycome if you have a surprise late frost.

USDA Zone Info for San Diego

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 Diego

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