One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 way of getting a good idea when it's a good idea to plant axilflower is to consult the USDA zone info for Sonoma.

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 because they require warm weather.

The earliest that you can plant axilflower in Sonoma 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 really do well. Starting your axilflower indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Sonoma the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Sonoma is an average and the actual date of last frost will vary from year to year. Since half of the time in Sonoma you get a frost after February 15 be ready to protect your axilflower if you have one of those late frosts.

USDA Zone Info for Sonoma

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 Sonoma

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