One of the first steps you take when you are determining 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 dahlberg daisy in San Diego can be determined by using the USDA zone info.

Planting Calendar for Dahlberg Daisy

Frost tolerance for dahlberg daisy:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's a bad idea to plant dahlberg daisy until after all chance of frost has passed because they require warm weather.

The earliest that you can plant dahlberg daisy 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 dahlberg daisy and expect a good harvest is probably September. If you wait any later than that and your dahlberg daisy may not have a chance to fully mature. If you are starting your dahlberg daisy indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in San Diego. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for San Diego is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in San Diego it frosts late in the year after January 31 so just be sure to be ready to protect your dahlberg daisy if you have one of those late frosts.

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.