sphagnum

/ˈsfæɡnəm/
noun
  1. A type of moss that grows in wet, acidic areas like bogs, often used in gardening and as a fuel source when dried.
    • The bog was covered in a thick layer of sphagnum.
    • Gardeners often use sphagnum to help retain moisture in potted plants.
    • Dried sphagnum is sometimes burned as a fuel in rural areas.
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