lightweight expanded clay aggregate

  1. theautumnalfox

    Lightweight Expanded Clay Aggregate (LECA)

    I'm researching different grow media for my duck pond bio/ wetland filter. My thought was to include a long stream in my pond water system (before entering the barrel filters) that would help filter out the nitrites and nitrates. Basically aquaponics with reeds or other duck friendly plants...
    • theautumnalfox
    • Thread
    • aquaponics duck pond expanded shale lightweight expanded clay aggregate
    • Replies: 1
    • Forum: Ducks
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