The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when it's a good idea to plant dahlberg daisy by reviewing the USDA zone info for Sunnyvale.

Planting Calendar for Dahlberg Daisy

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

Dahlberg Daisy do not do well in cold weather which tells us that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant dahlberg daisy in Sunnyvale is March. However, you really should wait until April 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. You probably don't want to wait any later than that or else your dahlberg daisy may not have a chance to grow to maturity. Starting your dahlberg daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Sunnyvale. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Sunnyvale and it is different every year. Half of the time in Sunnyvale it frosts late in the year after February 15 so always be ready to cover your dahlberg daisy if you have a surprise late frost.

USDA Zone Info for Sunnyvale

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 Sunnyvale

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