Marsh mallow (Althaea officinalis) is a perennial herb of coastal salt marshes, ditch sides, and grassy banks near the sea. Its mucilaginous leaves and roots are eaten, and the root is also used medicinally and as a traditional toothbrush or teething aid.
Inputs
- Hardiness zone 31
- Hardiness zone 41
- Hardiness zone 51
- Hardiness zone 61
- Hardiness zone 71
- Full sun1
- Well drained soil1
- Moist soil1