• Figure this might be a how longs a piece of string question but how rotted or old does it need to be? Have 10 or so rhododendrons I want to put wood chip around. I have some year old stuff that never got turned or some 2 week old chippings

  • Fresh woodchip consumes some nitrogen as it begins to age. Unless you can guarantee a reliable source of dilute water soluble nitrogenous compounds, (yes urine is good), use the aged stuff.

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