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Compost Troubleshooting Guide
Problem Possible Causes Solutions
Rotten Odor excess moisture (anaerobic conditions)
turn pile, or add dry, porous material, such as sawdust, wood chips, or straw
compaction (anaerobic conditions)
turn pile, or make pile smaller
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Ammonia Odor excess moisture
too much nitrogen (lack of carbon)
Turn pile
add high carbon material, such as sawdust, wood chips, or straw
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Low Pile Temperature pile too small
make pile bigger or insulate sides
insufficient moisture
add water while turning pile
poor aeration
turn pile
lack of nitrogen
mix in nitrogen sources such as grass clippings or manure
cold weather
increase pile size, or insulate pile with an extra layer of material such as straw
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High Pile Temperature - BEWARE IF IGNITION!!
(greater than 140 degrees Fahrenheit)
pile too large reduce pile size
insufficient ventilation
turn pile
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Pests
rats, raccoons, insects presence of meat scraps or fatty food waste
remove meat and fatty foods from pile, or cover with a layer of soil or sawdust, or build an animal-proof compost bin, or turn the pile to increase temperature
Problem Possible Causes Solutions
Rotten Odor excess moisture (anaerobic conditions)
turn pile, or add dry, porous material, such as sawdust, wood chips, or straw
compaction (anaerobic conditions)
turn pile, or make pile smaller
--------------------------------------------------------------------------------
Ammonia Odor excess moisture
too much nitrogen (lack of carbon)
Turn pile
add high carbon material, such as sawdust, wood chips, or straw
--------------------------------------------------------------------------------
Low Pile Temperature pile too small
make pile bigger or insulate sides
insufficient moisture
add water while turning pile
poor aeration
turn pile
lack of nitrogen
mix in nitrogen sources such as grass clippings or manure
cold weather
increase pile size, or insulate pile with an extra layer of material such as straw
--------------------------------------------------------------------------------
High Pile Temperature - BEWARE IF IGNITION!!
(greater than 140 degrees Fahrenheit)
pile too large reduce pile size
insufficient ventilation
turn pile
--------------------------------------------------------------------------------
Pests
rats, raccoons, insects presence of meat scraps or fatty food waste
remove meat and fatty foods from pile, or cover with a layer of soil or sawdust, or build an animal-proof compost bin, or turn the pile to increase temperature