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.

The earliest that you can plant osteospermum in Chowchilla can be estimated by looking at the USDA zone info.

Planting Calendar for Osteospermum

Frost tolerance for osteospermum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant osteospermum just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The last month that you can plant osteospermum and expect a good harvest is probably October. Any later than that and your osteospermum may not have a chance to grow to maturity. Starting your osteospermum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Chowchilla. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Chowchilla is not always accurate the actual date of last frost changes from year to year. Since half of the time in Chowchilla you get surprised by a frost after February 15 be ready to cover your osteospermum in the event of one of those late frosts.

USDA Zone Info for Chowchilla

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Chowchilla

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