Wild Calla (Calla palustris)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Wildflowers

Wild Calla
Calla palustris

Wild Calla
Wild Calla
 
Features
Broad white 'petal' (really a spathe), surrounding a spike-like group of tiny flowers. Red berries follow the flowers. Heart-shaped leaves. 
 
Culture
Full sun to partial shade; moist to wet sites are needed.  
 
Mature Height
6-12 Inches
 
Native To:
Illinois
Indiana
Iowa
Michigan
Ohio
Wisconsin
 
USDA Hardiness Zone
3 - 7 
 
Bloom Color
White
 
 
Bloom Season
May - August
 
Soil Conditions
Moist, Well-Drained
Wet
 
 
Exposure/Light Requirements
Full Sun
Partial Sun/Shade
 
 
Pests and Problems

Environmental Damage


Additional pests and problems that may affect this plant:

No serious insect or disease problems; powdery mildew is an occasional problem.

 
Additional Notes

Found in bogs and along the edges of ponds. Listed as endangered in Illinois and Indiana.