Tannin

  • A mature Red Oak in the fall, with orange and yellow leaves

    Red Oak is An Important Tree

    The northern red oak is one of the most important trees for timber development in North America. Its wood has been used to make…

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  • five koy fishes

    How to Deal with Tea Colored or Brown Water

    Fixing the tea coloration in your pond’s water requires two basic steps: get rid of the source that’s putting it in the water, and…

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