The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Fontana you can determine when it's possible to plant balsam by using the USDA zone info.

Planting Calendar for Balsam

Frost tolerance for balsam:	Not tolerant of frost.
When to plant:	After the last frost.

Balsam require warm weather which tells us that it is necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant balsam in Fontana 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 balsam and expect a good harvest is probably September. You probably don't want to wait any later than that or else your balsam may not have a chance to grow to maturity. You can get started a little bit earlier by starting your balsam indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Fontana. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Fontana may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Fontana you get surprised by a frost after January 31 so just be sure to be ready to cover your balsam if you have one of those late frosts.

USDA Zone Info for Fontana

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 Fontana

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