Marsh mallow plants or Althaea officinalis grow wild in marshy areas in the mid-Atlantic. This hardy perennial features soft velvety leaves and pale pink flowers that appear midsummer to early autumn. The plant contains a thick mucilage long used as a folk remedy for constipation and coughs. You can grow a marsh mallow plant in regular gardens as well. (info source: ehow.com)
Genus - Althaea
Species - Officinalis
Common name - Marsh Mallow
Pre-Treatment - Required
Hardiness zones - 3 - 9
Height - 1.20-1.80 m
Spread - 0.45-0.60 m
Plant type - Perennial, Shrub
Vegetation type - Deciduous
Exposure - Sun to Partial Shade
Growth rate - Medium
Soil PH - 6.1-7.8 (mildly acidic to mildly alkaline)
Soil type - Heavy, Light, Medium, Rich
Water requirements - Moist
Landscape uses - For use in ponds or wet lands.
Germination rate - 70%
Bloom season - Mid Summer - Early Fall
Leaf / Flower color - Green / White