When to Plant Caladium in Zone 1b

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.

In Zone 1b you can estimate when it's a good idea to plant caladium by reviewing the USDA zone info.


Planting Calendar for Caladium

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

It's not a good idea to plant caladium until after all chance of frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant caladium
Possibly ok, but a risky time to plant caladium
Probably not a good time to plant caladium

The earliest that you can plant caladium in Zone 1b is June. However, you really should wait until July if you don't want to take any chances.

The last month that you can plant caladium and expect a good harvest is probably July. Any later than that and your caladium may not have a chance to really do well. Starting your caladium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 1b the average date of last frost happens on June 15. It might get as low as -55°F during the coldest months of winter.

It's important to remember that USDA zone info for Zone 1b is an average and the actual date of last frost will vary from year to year. Half of the time in Zone 1b there is a last frost after June 15 so be sure to be ready to cover your caladium if you have a surprise late frost.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in your other planting guides for Zone 1b.