Animal manure from herbivores (not meat-eaters like dogs or cats)
Cardboard rolls, cereal boxes, brown paper bags
Grass clippings, yard trimmings
Wood chips, sawdust, toothpicks, burnt matches
Seaweed (rinse off saltwater)
Crushed eggshells (but not eggs)
Dryer and vacuum cleaner lint
Coffee grounds and filters
Meat, fish, egg or poultry scraps
Could cause odor problems and pests
Dairy products
Could cause odor problems and pests
Fats, grease, lard or oils
Could cause odor problems and pests
Coal or charcoal ash
They contain substances harmful to plants
Diseased or insect-ridden plants
Diseases or insects might spread
Pet wastes (dog or cat feces, cat litter)
They might contain parasites or germs
Yard trimmings treated with pesticides
They might kill composting organisms
Black walnut tree leaves or twigs
THese are substances harmful to plants