Composting The Rotten Truth Chris Dahlen Composting is
- Slides: 15
Composting: The Rotten Truth Chris Dahlen
Composting is the transformation of organic material (plant matter) through decomposition into a soil-like material called compost. Invertebrates (insects and earthworms), and microorganisms (bacteria and fungi) help in this transformation.
Types Fast Composting Slow Composting Dig-a-hole Composting Tumbler Composting
Why Compost? Environmentally responsible Keeps biodegradable waste out of landfills and sewage plants Alternative to burning Gives you a vibrant garden without chemical fertilizers Saves money Improves the health of soil and serves as a natural fertilizer
What do you have to do? Adding ingredients Maintaining proper temperature Turning Maintaining moisture Harvesting
What type of bin can you use Ready made Homemade Bin-less pile
Ready Made Expensive Limited capacity Good if space is an issue
Homemade Three One bins are best to fill One that’s “cooking” One to turn others into or to draw from
Bin-less Pile Just a pile with no partitions Hard to maintain sufficient depth to achieve high enough temperatures Easy and nothing to build Moveable Needs to be at least 3’ by 3’
What Goes In? Yard waste Kitchen scraps Newspaper Cardboard
Must Stay OUT! Meat scraps Bones Dairy products Pet waste Diseased plants Invasive weeds
Good Compost needs a mixture of Brown and Green Ø Brown (Carbon) Leaves Ø Dirt Ø Grocery bags Ø Bird seed hulls Ø Wood chips Ø Ø Green (Nitrogen) Ø Ø Grass clippings Plant clippings Fertilizer Coffee grounds
Fast vs. Slow Let sit Takes months and months Fast Turn often Keep moist (H 2 O 40 -60% of weight) Have proper ratio of C: N (30: 1) 2 -6 weeks (depending on ingredients)
Why Did I Do This? Early stages as mulch Keeps weeds from growing Helps retain moisture Beneficial minerals go into soil Later stages for soil amending Enriches soil Helps with moisture retention Removes/reduces fertilizers need for chemical
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