peat moss
noun /ˈpiːt mɒs/
  /ˈpiːt mɔːs/
(also sphagnum, Sphagnum moss)
 [uncountable]- a type of moss that grows in wet areas, used especially for planting plants in pots, making fertilizer, etc.泥炭藓(尤用于盆种花草、积肥等) - Peat moss has traditionally been a popular component in potting mixes.泥炭藓传统上是盆栽混合物中受欢迎的成分。 
 
- Peat moss has traditionally been a popular component in potting mixes.