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 Imperial can be reviewed to figure out when to plant fanflower.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since fanflower do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant fanflower in Imperial is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant fanflower and expect a good harvest is probably September. If you wait any later than that and your fanflower may not have a chance to really do well. You can get started a little bit earlier by starting your fanflower indoors.

Last Frost Date

The average date of last frost is January 31 in Imperial. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Imperial is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Imperial you get a frost after January 31 so just be sure to be ready to protect your fanflower in the event of a surprise late frost.

USDA Zone Info for Imperial

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Imperial

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