Composting Materials
Composting pile materials brownComposting Materials - Brown

Brown materials consists of dead leaves, chopped stalks, wood chips, husks, nut shells, hay, and grains from the kitchen including: cereals, breads.

These materials provide essential carbon for energy. The microbial oxidation of carbon produces heat. High carbon materials are brown and dry.

Picture - Brown materials in the compost pile.
Composting pile materials green kitchenComposting Materials - Green

Green materials are grasses, fresh leaves and weeds, and vegetable and fruit kitchen scraps, cooked or raw.

These material provide essential nitrogen needed to grow and reproduce more organisms to oxidize the carbon. High nitrogen materials are green (or colorful, such as fruits and vegetables) and wet.

Picture - Green kitchen materials in the compost pile.
Composting pile materials green kitchen close upComposting Materials - Kitchen Close Up

These kitchen scraps are considered to be green material even though there is little which is actually green.

Picture - Kitchen scraps in the compost pile.
Composting Materials - Additional

The following items may also be added to the compost pile.
  • Add any of the following. Leaves, grass clippings, brush trimmings, manure (preferably organic), any non-animal food scraps: fruits, vegetables, peelings, bread, cereal, coffee grounds and filters, tea leaves and tea bags (preferably minus the staples), old wine, pet bedding from herbivores ONLY — rabbits, hamsters, etc., dry cat or dog food, dust from sweeping and vacuuming, dryer lint, old herbs and spices.
  • Add any of the following with preparation or use in a slow compost pile. Shredded newspaper, receipts, paper bags, etc (any non-glossy paper), tissues, paper toweling, and cotton balls unless soaked with bacon fat, kerosene, makeup, or other stuff that doesn’t belong in the pile, cardboard, egg cartons, toilet rolls, used clothes, towels, and sheets made from natural fabrics like cotton, linen, silk, wool, bamboo, old string and twine made of natural fabrics, pine needles, pine cones, saw dust, wood chips, nut shells, twigs, hair, human or otherwise, old, dry pasta, nut shells, corn cobs, pits from mangos, avocados, peaches, plums, etc., toothpicks, wine corks
  • Do not use the following: Raspberry & blackberry brambles, long twigs or big branches, pet droppings, especially dogs and cats, animal products like meat, bones, butter, milk.
  • The following link provides information about the C/N ratio for common household items.
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