We've been really enjoying the fact that our
local farmer's market has been pushing towards Green Living. This included a
fair attached to last week's market that focused on sustainable practices and
organic foods. Demos/discussions were held every hour, which included one on
vermicomposting. Now, we've been composting for a few years, but
vermicomposting. Our first thought: what the hell is it?
Scouring
the web we came up with this: worms.
Ok...but
how does it work? The lovely Kate Jerome, our demo host, explained that the
worms work in the same way as composting.[1] Instead of just breaking
down the food and paper waste, they act like mini garbage disposals. Even
better? The bin - either bought or made - can stay in the kitchen year round.
Begin the experiment!
Preparing the bins |
Layering the material |
We went
out to the local Big Lots! and picked up two plastic bins. Of course, with the
limited selection we had to make do with clear bins. Problem is, the worms are
night crawlers, but thank goodness we keep a steady stock of black spray paint.
A few coats later and some fun with a hand drill and our bin is ready for
assembly.
There are
different methods for building a worm bin.[2] However, we decided to
keep it simple by drilling a series of holes on the bottom of the first bin
that way the worm castings can drain into the
bottom bin. There should be something to create a gap though to ensure proper airflow
and give depth to the reservoir. It's not in the photos but we have PVC that we
used when we created our self-watering containers to aid with aeration. You can use plant saucers,
bricks, whatever else you can think of to provide stability and support.
Our worms |
Next we
added a bed of shredded paper and kitchen waste. Ms. Jerome was kind enough to
give those of us who showed up to the demo a cup of her extra red wigglers as
long as we pledged not to use them as bait. Well Ms. Jerome, they're not bait!
Now,
you're probably asking yourself "Why use worms? What's the point?"
Damn fine question.
When it
comes to organic material, we're not at the top of the food chain. Something
that is barely a 1/2" wide and 3" long provides a vital service to
soil amendment. In fact, most artificial soil supplements/fertilizers kill off
helpful microbes and earthworms creating a cyclic dependency on petrol based
products. Microbes are nature's way of providing equilibrium through the
addition of vital nutrients to the soil.[3] This aids in not only the
addition of nitrogen (readily available as a gas but not in a plant soluble
form), phosphate, and potassium – the N, P, K that you see on most fertilizer
packages – but also iron, zinc, calcium, magnesium, and carbon.[4]
Secondly,
between 30-70% of household waste is organic material that can easily be
composted. Instead, it is included in overflowing dumpsites as it goes out with
the regular trash. Think about what you’re throwing away.
I don't know about you but I'm damn excited to begin this new project!
But just because we have this going for us doesn't mean we can neglect everything else around the house. Nope! The pumpkins are doing fabulous now that the blooms are getting pollinated and we should have six good Sugar Pies by the end of the season. The butternut squash is doing equally as well. Also, we have three baby eggplant which I'm sure DB is counting the days until those become Spicy Eggplant Peanut Soup...The tomatoes are doing too well and I've resorted to using bricks at the base of the cages to keep them upright since we live in a wind tunnel. Other than that, I leave you with my final thoughts which is just a picture, enjoy!
[1] Kate Jerome, “Vermicomposting,”
Demonstration at Getting Green by the Lake July 27, 2013.
[2] University of Nebraska –
Lincoln, “Vermicomposting: Composting with Worms,” http://lancaster.unl.edu/pest/resources/vermicompost107.shtml
(accessed August 1, 2013)
[3] North Carolina State
University, “Vermicomposting,” https://www.bae.ncsu.edu/topic/vermicomposting/
(accessed August 1, 2013)
[4] Clell Tompkins, “Worm
Composting 101,” http://wilsoncountymg.files.wordpress.com/2013/06/worm_farming_101_by_clell_tompkins.pdf
(accessed August 1, 2013).
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