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.

You can figure out when to plant chocolate daisy in Napa by referring to the USDA zone info.

Planting Calendar for Chocolate Daisy

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

Chocolate Daisy can survive in mild cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chocolate daisy in Napa 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 chocolate daisy and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chocolate daisy may not have a chance to fully mature. You can get started a few weeks earlier by starting your chocolate daisy indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Napa is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Napa it frosts late in the year after February 15 so just be sure to be ready to protect your chocolate daisy in the event of a surprise late frost.

USDA Zone Info for Napa

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 Napa

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