Garden Scheme

Plant library  ·  Ferns & Shade Plants

Caladium

Caladium bicolor

Caladium brings white, pink, and red heart-shaped foliage to partially shaded planting areas through the summer. At about 18 inches tall and wide, it makes a low, colorful layer rather than a backdrop. Use it where foliage can be viewed closely: along the front half of a shaded bed, beside a patio, or in a container placed out of harsh afternoon sun. Its tuberous growth and broad leaves give small spaces a full look quickly.

  • Deer resistant
Sunlight Partial Shade
Water Regular
USDA zones 9–11
Spacing 1 ft
Mature size 1.5 ft tall, 1.5 ft wide

Placement and use

Place Caladium in a sheltered, partially shaded position where its patterned leaves can brighten a border, accent planting, or container display. Keep it close enough to a path, porch, or seating area for the leaf color to read as part of the garden’s detail, but avoid pinching it into narrow gaps between hardscape and larger perennials. In a mixed bed, use it as a repeating foreground or mid-front block, leaving taller plants behind it so their stems and foliage do not crowd its leaf display.[1]

Spacing and mature footprint

Set plants 12 inches apart, center to center, for a connected foliage planting. Each plant can reach about 18 inches wide, so neighboring leaves may overlap as the bed fills; treat that overlap as part of a massed display rather than reserving a separate 18-inch clear circle around every plant. Along a path or bed edge, hold the planting line back several inches to preserve circulation and keep leaves from spilling into the walking surface.

Three plants set 1 ft apart, center to center; shaded circles show the 1.5 ft mature spread.

Sun, water, and soil

Give Caladium partial shade, ideally with gentler morning light rather than prolonged direct exposure. Keep the root zone evenly moist during active growth, while avoiding both dry soil and saturated conditions around the tubers. A mulched bed can help the soil stay moist between waterings; in containers, allow for regular checks because the limited root zone dries more quickly than a planted bed.[1]

Seasonal notes

Plan this as a foliage feature for spring, summer, and fall rather than a winter-occupying plant. The leaves naturally decline as temperatures cool and the tubers enter dormancy, leaving a gap that should be accounted for in the bed plan. In places where winter cold requires tubers to be lifted, make sure the planting is accessible without disturbing permanent neighboring plants or edging.[1][2]

Growing facts

Botanical name
Caladium bicolor
Type
Perennial
Category
Ferns & Shade Plants
Lifecycle
perennial
USDA hardiness zones
9–11
Sunlight
Partial Shade
Water
Regular
Plant spacing
1 ft
Mature size
1.5 ft tall, 1.5 ft wide
Pollinator friendly
No
Deer resistant
Yes
Native to North America
No

References

  1. Caladiums — Gardening Solutions, University of Florida IFAS
  2. Caladium - Caladium bicolor — North Carolina Extension Gardener Plant Toolbox

Editorial content updated 2026-07-20.