Northwest Redworms

Your Source for "Red Wiggler" Composting
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Now that you have started a compost system, you're going to want the rest of the story. Your thousands of new pets need some attention. They need fed, watered, bedded and pampered. The more you understand their needs the more they will do for you.

 

Misperception #1- I add the bedding, I add the food, I add the worms,....I get castings. Partly true. There is a little more to do and it's easy.

Bedding and food

 

Bedding: shredded newspaper, cut up cardboard, aged sawdust, coconut coir, shredded leaves, chopped straw, aged wood chips, dry grass, and paper pulp.

 

Good foods: Almost all fruits and vegetables (exceptions: onions, garlic, banana skins (high pesticide) and any other organic material that may be sprayed with pesticides), manures (cow, horse (not if the horses are dewormed), goat, rabbit, chicken (lots of bedding), Alpaca), grass clippings garden debris, green leaves, chopped hay. 

 

Bad foods: milk products, meats, dog and cat feces, bananas.  

 

Cultivating your compost

 

 

Redworms are secondary eaters. After the bacteria or other microorganisms break down the food waste your redworms will go around eating the softened food and the dead smaller organisms. The speed that your compost breaks down depends on the moisture, temperature, available air, and the types of materials used to compost.

 

Question: Why am I told to cut up my food waste?

Answer: Most fruits and vegetables have a protective skin that keeps molds and bacteria from getting in. This does eventually break open, but to speed things up you can cut up your food waste. The smaller the pieces the more area that bacterial and fungi can attack.

 

The important thing to remember is to layer your compost food waste & bedding (your bedding is usually more fibrous and does not let the compost compress) to keep enough air circulating even when it's wet. Keep feeding in layers and let your compost build up. You should see your compost sink down as it is decomposing. If it becomes too packed you may need to mix in more bedding to keep the air circulating and to release the excess moisture. Even with a screen drain system your compost may get too moist since the compost it very good at retaining water. On a sunny day open your compost and let it dry out some. You may also need to turn the compost to expose the wet side. This is the practice/experience part of vermicomposting that you will learn to keep your system running smooth.  

 

Occasionally you should check on the status of your redworms. Redworms don't like to be disturbed but they quickly forget the intrusion and go back to work. Redworms move around so you may not find them in the same area all the time. They do linger in groups to mate and sometimes to tell you there is something wrong with the other side. Smell is the best indicator that something is wrong.

 

When the bottom of your compost turns dark brown or even closer to black it may be time to think about harvesting some castings/vermicompost.

 

Personal note: I have a leaf shredder that works great for chopping up food waste. When I shred a large amount of fruit and vegetables and don't get it mixed in with bedding it will become anaerobic and start to sour. Often to the point of turning into vinegar (apples). When this happens you will not find any redworms in the mix. This can be prevented and/or fixed with a good bedding mixture.