One of the first steps you take when you are getting a good idea your gardening schedule is find your 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.

The USDA zone info for Atherton should be used to figure out when it's the best time to plant axilflower.

Planting Calendar for Axilflower

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

You can not plant axilflower until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant axilflower in Atherton 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. Any later than that and your axilflower may not have a chance to really do well. You can get started a little bit earlier by starting your axilflower indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Atherton. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Atherton may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Atherton last frost occurs after February 15 so just be sure to be ready to cover your axilflower if you have one of those late frosts.

USDA Zone Info for Atherton

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 Atherton

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