Floating plant fish barriers prevent fish from eating floating plants. Roots grow through the mesh and the ring floats. Plants are sold separately. Available in 18", 24", 36" round. Great for Water Hyacinth, Water Lettuce, Azolla, Duckweed, Red Star Ludwigia, Moneywort, Water Celery, Large Leaf Sensitive, Sensitive Neptunia, Frogbit, Lemon Bacopa, or Parrots Feather. 1.5' Small Barrier, 2' Medium Barrier, 3' Large Barrier - MADE IN THE USA