The mallows are Illinois' native hibiscus species. This plant grows well in moist soils, and if pruned when young can take on a bushy form. It produces large, lush pink blooms during the heat of the summer.
Bees, wasps, caterpillars, hummingbirds
5 to 9
3 to 7 ft.
2 to 4 ft.
Partial Shade, Full Sun
Medium Soil, Wet Soil
White, Pink, Red
July, August, September
To promote a bushy form, pinch back while plant is still under 1 foot tall. Great for wetter areas and for the wettest part of rain gardens. Great along aquatic areas.
Care and Maintenance
Flowers will be most vibrant in full sun. Needs consistent moisture. Upright stalks can be left for winter interest and pollinator habitat.
Pest and Diseases
Japanese beetles eat the foliage. Needs good air circulation to prevent fungal disease.
Establishment and Propagation
Start from seed in spring after 60 days of cold, moist stratification or transplant in spring or fall.
Alternative Plant Selections
Halberd-Leaved Rose Mallow
Illinois native statewide, rare in northern and central Illinois.