One of the best tools that you have as gardeners to help us figure out 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.

One way of getting a good idea when to plant caladium is to consult the USDA zone info for Westminster.

Planting Calendar for Caladium

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

Since caladium are not cold tolerant it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant caladium in Westminster 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 caladium and expect a good harvest is probably September. If you wait any later than that and your caladium may not have a chance to fully mature. Starting your caladium indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Westminster the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Westminster is just an average and the actual date of last frost changes from year to year. Half of the time in Westminster last frost occurs after January 31 so always be ready to cover your caladium in the event of a surprise late frost.

USDA Zone Info for Westminster

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Westminster

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