One of the first steps you take when you are figuring out 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.

You can figure out when it's the best time to plant african daisy in Portola Valley by checking out the USDA zone info.

Planting Calendar for African Daisy

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

African Daisy are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than other plants that might not handle the cold.

The earliest that you can plant african daisy in Portola Valley 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 african daisy and expect a good harvest is probably October. Any later than that and your african daisy may not have a chance to grow to maturity. If you are starting your african daisy indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Portola Valley the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Portola Valley is just an average and the actual date of last frost is different every year. Since half of the time in Portola Valley you get a frost after January 31 be ready to cover your african daisy in the event of a surprise late frost.

USDA Zone Info for Portola Valley

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Portola Valley

You may be interested in your other planting guides for Portola Valley.