Curbly

·  paper napkins

·  freezer-burned vegetables

·  pet hair

·  potash rock

·  post-it notes

·  freezer-burned fruit

·  wood chips

·  lint from behind refrigerator

·  hay

·  popcorn

·  freezer-burned fish

·  old spices

·  pine needles

·  leaves

·  matches

·  seaweed and kelp

·  chicken manure

·  leather dust

·  old herbs

·  bird cage cleanings

·  paper towels

·  brewery wastes

·  grass clippings

·  hoof and horn meal

·  molasses residue

·  potato peelings

·  unpaid bills

·  cotton plant waste

·  weeds

·  rabbit manure

·  hair clippings

·  stale bread

·  coffee grounds

·  wood ashes

·  sawdust

·  tea grounds

·  shredded newspaper

·  egg shells

·  cow manure

·  alfalfa

·  winter rye

·  grapefruit rinds

·  pea vines

·  houseplant trimmings

Photo from cambridgema.gov