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Long-lasting, but ties up nitrogen as it
decomposes. Add 1 lb. actual nitrogen per 10
cubic feet of bark. Needs to be shredded.
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Ties up nitrogen as it decomposes, add 1/2 lb.
nitrogen per 10 cubic feet of sawdust.
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Good source of potash the usuable form of
potassium.
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Somewhat more nutritive than newly fallen leaves.
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A tree withdraws most of the nutrients from its
leaves before they fall, but their fiber content is
excellent for soil texture.
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Requires careful handling to generate sufficient
heat to kill disease organisms and kill wee seeds.
Should be enriched with organic, or inorganic
fertilizers (nitrogen) to make a complete soil
conditioner.
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Higher in sugar than most mulches. So add extra
nitrogen to use up the excess sugar.
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Part of its nutrients are readily available, the rest
will be released slowly.
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Decays rapidly, must be replaced often. Avoid
clippings treated with herbicides.
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Often free for the hauling. Can be highly saline, so
do not use in containers. Must be thoroughly
decomposed or it will burn the plants. Requires
large qualities if used as a fertilizer, but is excellent
for adding humas.
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Generally the same as cattle manure.
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Generally teh same as cattle manure.
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Generally the same as cattle manure, less odorless.
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The most widely availabe source of humas, hard to
wet, but retains water well.
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Excellent fertilizer, should be uried to avoid the
odor and to prevent cats from stealing them.
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A good supplement for bark or sawdust.
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The best organic fertilizer available, slow to break
down.
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