Mix in Brown and Green Compost Ingredients

Organic matter high in carbon — what composters commonly call browns — provides energy for decomposer organisms as they consume and break down the contents of your compost pile. Organic matter high in nitrogen — called greens — supplies the decomposers with protein. Maintain well-fed composting organisms with these varied ingredients.

Browns	Greens
Dry leaves	Kitchen scraps
Woody plant trimmings	Coffee grounds and filters
Straw	Leafy plant trimmings
Pine needles	Grass clippings
Sawdust	Manure
Paper products	Feathers, fur, and hair

dummies

Source:http://www.dummies.com/how-to/content/mix-in-brown-and-green-compost-ingredients.html