The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant axilflower is to use the USDA zone info for Santa Rosa.

Planting Calendar for Axilflower

Frost tolerance for axilflower:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant axilflower until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant axilflower in Santa Rosa is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant axilflower and expect a good harvest is probably September. If you wait any later than that and your axilflower may not have a chance to grow to maturity. If you are starting your axilflower indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Santa Rosa 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.

Since the USDA zone info for Santa Rosa is not always accurate the actual date of last frost is different every year. Since half of the time in Santa Rosa it frosts late in the year after February 15 be ready to protect your axilflower 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.