One of the first steps you take when you are determining your gardening schedule is find your 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.

By referring to the USDA zone info for Pleasanton it's a good idea to estimate when it's possible to plant caladium.

Planting Calendar for Caladium

Frost tolerance for caladium:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's a bad idea to plant caladium 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 caladium in Pleasanton 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 caladium and expect a good harvest is probably September. Any later than that and your caladium may not have a chance to really do well. You can get started a little bit earlier by starting your caladium indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Pleasanton. In the coldest months of winter you should expect an average low temperature of 25°F.

Just be sure to remember that USDA zone info for Pleasanton may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Pleasanton it frosts late in the year after February 15 so make sure that you are prepared to protect your caladium in the event of a surprise late frost.

USDA Zone Info for Pleasanton

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 Pleasanton

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