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

By referring to the USDA zone info for San Clemente it's a good idea to estimate when to plant geranium.

Planting Calendar for Geranium

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

Since geranium require warm weather you have to wait until after the last frost when the weather gets warmer before you can plant them.

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

Last Frost Date

On average all chance of frost has passed is on January 31 in San Clemente. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for San Clemente and it will vary from year to year. Half of the time in San Clemente there is a last frost after January 31 so just be sure to be ready to cover your geranium in the event of a late frost.

USDA Zone Info for San Clemente

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 San Clemente

You may be interested in your other planting guides for San Clemente.