One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 marguerite daisy in Portola Valley should be figured out by looking at the USDA zone info.

Planting Calendar for Marguerite Daisy

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

You should not plant marguerite daisy until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant marguerite daisy in Portola Valley 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 marguerite daisy and expect a good harvest is probably September. Any later than that and your marguerite daisy may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your marguerite daisy indoors.

Last Frost Date

The average date of last frost is January 31 in Portola Valley. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Portola Valley may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Portola Valley there is a last frost after January 31 so just be sure to be ready to protect your marguerite 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.