One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant geranium in Folsom can be figured out by referring to the USDA zone info.

Planting Calendar for Geranium

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

You really shouldn't plant geranium until after the last frost when the weather gets warmer because they do not do well in cold weather.

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

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

Last Frost Date

The average date of last frost is February 15 in Folsom. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Folsom is just an average the actual date of last frost will vary from year to year. Half of the time in Folsom it frosts late in the year after February 15 so be sure to be ready to cover your geranium if you have a late frost.

USDA Zone Info for Folsom

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Folsom

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