REAPS - The Recycling and Environmental Ation Planning Society

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Composting
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Home > Composting > Materials

Composting Materials

MATERIALS	COMMENTS
Cardboard	Very high in carbon
Coffee grounds	Acidic
Cornstalks	Chop and mix with high nitrogen
Dryer lint
Eggshells	Crush
Feathers	Rich in nitrogen
Grass clippings	Not from pesticide treated lawns
Hair	Not chemically treated hair
Kitchen waste
Leaves
Manures	May bring weed seeds
Mushroom compost	Check if treated with fungicides
Newspaper / Paper	High in carbon, shred finely. Coloured paper may contain heavy metals toxic to plants and animals.
Pine cones and needles	Acidic and decompose slowly
Plant trimmings
Straw and hay	Carbon rich
Teabags
Sawdust	Not from treated lumber or cedar
Weeds	Don't add weeds with seds unless you will have very hot compost.
Wood ash	Use in small amounts, very alkaline.