Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when it's the best time to plant fanflower is to consult the USDA zone info for West Covina.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably not a good idea to plant fanflower until after the last frost because they are not cold tolerant.

The earliest that you can plant fanflower in West Covina 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. Any later than that and your fanflower may not have a chance to fully mature. Starting your fanflower indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in West Covina. In the coldest months of winter you can expect an average low temperature of 30°F.

Keep in mind that USDA zone info for West Covina is an average and the actual date of last frost changes from year to year. Half of the time in West Covina last frost occurs after January 31 so be sure to be ready to protect your fanflower if you have a late frost.

USDA Zone Info for West Covina

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 West Covina

You may be interested in your other planting guides for West Covina.