Composting For Lewis County Master Gardeners 2008 by Bob Taylor Compost For Lewis County Master Gardeners 2003 Local Photos by Sharron Owen Roosevelt Regional Landfill Slides Chilly Sterner, Hazardous Waste Slides Melanie Case, Recycling Information
What Is Compost? Natural Cycle of Growth & Decay Similar to Organic Matter in Soil Holds Water and Nutrients in Soil Makes Soil More Porous & Easy to Work Soil Amendment Not HIGH in Nutrients Makes Nutrients More Available What is Compost?
Compost Elements Critters Particle Size Pile Volume Mix Ratio Moisture Oxygen Time Compost (Mallee Bird) Critters, Particle Size, Pile Volume, Mix Ratio, Moisture, Oxygen, Time
Compost Critters Bacteria Fungi Worms Arthropods Mites Protozoa Other
Food Web of the Compost Pile
Mix ratio Green Approx. 1 part Brown Approx. 2 parts Good Balance
Temperature Volume Oxygen Particle Mix Critters Temperature, Volume, Oxygen, Particle size, Mix Ratio, Critters
…Philes Phychrophile 55 degrees F Mesophile 70 to 90 degrees F Thermophile 100 to 200 degrees F ...Philes Psychrophiles 55 d Mesophiles 70 - 90 d Thermophiles 100 to 200 d
Hot Compost Managing Decay Speed the Process Requires Constant Turning
Curing Hot Pile When Temp. Drops below 110 degrees When Volume Shrinks Rest for 4 to 8 Weeks Important for Seed Starting & Potting Not Necessary for Working into Soil Affects Availability of N & Microbes Curing Hot Pile
Time Particle Size Turning Frequency Energy Balance Moisture Temperature Time Particle Size, Turning Frequency, Energy, Moisture, Temperature
Compost Pests Flies Rodents Raccoons Opossums Cats/Dogs Compost Pests
Weeds Buttercup Morning Glory Ivy Dandelions Seeds Temperature Toxic Buttercup, Morning Glory, Ivy, Dandelion, Seeds Temperature Toxic
Pathogens Affecting Humans & Plants Cow/Horse Manure Hog Manure Dog/Cat Feces Diseased Plants Root Crops Salad Crops Pathogens Affecting Humans & Plants Cow/Horse Manure, Hog Manure, Dog/Cat Feces, Diseased Plants, Root Crops, Salad Crops