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

The earliest that you can plant gerbera in Cupertino should be figured out by using the USDA zone info.

Planting Calendar for Gerbera

Frost tolerance for gerbera:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant gerbera a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant gerbera in Cupertino 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 gerbera and expect a good harvest is probably September. If you wait any later than that and your gerbera may not have a chance to really do well. Starting your gerbera indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Cupertino. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Cupertino is not always accurate the actual date of last frost is different every year. Half of the time in Cupertino you get a frost after February 15 so make sure that you are ready to protect your gerbera if you have a late frost.

USDA Zone Info for Cupertino

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Cupertino

You may be interested in your other planting guides for Cupertino.