Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Santa Rosa you can figure out when it's the best time to plant transvaal daisy by reviewing the USDA zone info.

Planting Calendar for Transvaal Daisy

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

Transvaal Daisy do ok in moderate cold which tells us that you can get them planted just a bit earlier than more sensitive plants.

The earliest that you can plant transvaal daisy in Santa Rosa 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 transvaal daisy and expect a good harvest is probably September. If you wait any later than that and your transvaal daisy may not have a chance to fully mature. You can get started a little bit earlier by starting your transvaal daisy indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Santa Rosa. It might get as low as 25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Santa Rosa is just an average and the actual date of last frost will vary from year to year. Half of the time in Santa Rosa you get surprised by a frost after February 15 so just be sure to be ready to protect your transvaal daisy if you have one of those late frosts.

USDA Zone Info for Santa Rosa

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 Santa Rosa

You may be interested in your other planting guides for Santa Rosa.