Marsh growth is a term used to describe the vegetation that grows in marshy areas. PEAT (4 letters) is a type of soil made up of partially decayed plant material, often found in wetlands. SEDGE (5 letters) is a type of grass-like plant that grows in wetland areas. Reeds (5 letters) are tall, slender plants with hollow stems that grow in shallow water. REED (4 letters) is another name for reeds. CATTAILS (8 letters) are tall, grass-like plants with long, thin leaves and brown, cylindrical flower heads. Reedtufts (9 letters) are tufts of reeds that grow in marshy areas.