Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Santa Paula should be read to figure out when you can plant centaurea.

Planting Calendar for Centaurea

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

Centaurea do well in moderate cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant centaurea in Santa Paula 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 centaurea and expect a good harvest is probably October. Any later than that and your centaurea may not have a chance to fully mature. Starting your centaurea indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Santa Paula. You should expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that USDA zone info for Santa Paula is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Santa Paula it frosts late in the year after February 15 be ready to cover your centaurea if you have one of those late frosts.

USDA Zone Info for Santa Paula

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 Paula

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