Scientific Name: Hibiscus moscheutos (incl. hybrid cvs.)
Common Name: hardy hibiscus, swamp rose mallow
Family Name: Malvaceae
Origin: Canada - eastern, Garden origin, U.S. - northeast, U.S. - southeast
Hardiness Zone: Zone 7: (-18 to -12 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.7 - 1.3m x 0.6 - 1.0m (height x width)
Habit: Stiffly upright
Form: Oval - vertical, Round
Texture: Medium - coarse
Landscape Uses: Accent plant, Container planting, Mixed shrub border, Summer interest, Wetland - bogs
Exposure: Full sun only if soil kept moist
Soil or Media: Bog, Humus rich
Leaves: Simple, Lobed, Alternate, Soft flexible, Palmate venation, Pubescent, Deltoid, Ovate, Dentate, Incised, Palmately lobed
Flowers: Cyme, White, Violet, Purple, Pink, Red, Dark-red, Jul-Aug-Sep
Fruit: Capsule, Schizocarp, Brown, Oct
Key ID Features:
Leaves alternate, broadly ovate, margins toothed, incised to form 3(-5) lobes, pubescent undersides, up to 15cm long; flowers up to 18cm wide. (H. 'Red Wine' has dark purple leaves and dark red flowers.)