One of the best tools that you have as gardeners to help us figure out 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 estimating when to plant calibrachoa is to refer to the USDA zone info for Chowchilla.

Planting Calendar for Calibrachoa

Frost tolerance for calibrachoa:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant calibrachoa just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant calibrachoa in Chowchilla 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 calibrachoa and expect a good harvest is probably September. Any later than that and your calibrachoa may not have a chance to fully mature. You can get started a little bit earlier by starting your calibrachoa indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Chowchilla. You can expect an average low temperature of 20°F in the coldest months of winter.

Keep in mind that USDA zone info for Chowchilla may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Chowchilla it frosts late in the year after February 15 be ready to protect your calibrachoa if you have a surprise late frost.

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.