One of the first steps you take when you are estimating 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.

A common way of figuring out when to plant gloriosa daisy is to refer to the USDA zone info for Napa.

Planting Calendar for Gloriosa Daisy

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

You can plant gloriosa daisy just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant gloriosa daisy in Napa 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 gloriosa daisy and expect a good harvest is probably October. You probably don't want to wait any later than that or else your gloriosa daisy may not have a chance to really do well. If you are starting your gloriosa daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Napa the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Napa and it changes from year to year. Since half of the time in Napa last frost occurs after February 15 be ready to protect your gloriosa daisy if you have a 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.