Before planting it is a good idea to find your USDA Zone info to determine 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 Arvin should be read to figure out when to plant centaurea.

Planting Calendar for Centaurea

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

You can plant centaurea just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant centaurea in Arvin 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. If you wait any later than that and your centaurea may not have a chance to grow to maturity. Starting your centaurea indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Arvin. 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 Arvin 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 Arvin you get surprised by a frost after February 15 be ready to protect your centaurea if you have one of those late frosts.

USDA Zone Info for Arvin

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 Arvin

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