Showing posts with label Food waste. Show all posts
Showing posts with label Food waste. Show all posts

Tuesday, August 6, 2013

Compost: A Gardener's Delight

Isn't it amazing that all that waste food that we can't or don't want in the kitchen is such a good food source for the plants in our garden? What makes it even better is the fact that we can grow vegetables in our gardens, cook and eat them, and whatever we don't use goes back into the garden to make the next lot of vegetables grow better and healthier than ever! It's a perfect demonstration of the life cycle, and also a great teaching opportunity for your kids.

English: A closed plastic compost for garden w...
A closed plastic compost for garden waste. Suomi: (Photo credit: Wikipedia)
Compost not only helps to feed your plants by improving the quality of the soil but it can also control diseases in the garden, as plants that are well nourished with all of the nutrients they need are less susceptible to all kinds of disease.

You can create compost simply by throwing all your waste on a pile and waiting for it to rot, however this can take quite a long time if the compost pile is quite large. The rotting process is aided by keeping the heap moist and this might require watering in hot climates. Having the compost in an enclosed container can help to retain the heat and moisture, which will speed up the process.

It is possible to buy specific containers that are made for fast composting and apart from the fact that they will keep your yard looking a lot tidier, you will get the benefits of using the compost sooner and there will be less 'bad smells' in your garden.

Contained composts are also a lot better at keeping vermin out which can sometimes become a problem with uncovered waste on your property.

Many containers will spin or "tumble" to help with keeping the contents aerated and uniformly moist. Some of the premium compost containers have separate bins which can be rotated, thereby giving you access to the compost at the bottom of the container, which is ready for use without having to dig through the fresh waste at the top.

This convenience will ensure you have quality compost that you can use as soon as it is ready rather than waiting months for the contents to rot.

Good Compost Bins & Tumblers:
   
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Tuesday, October 23, 2012

Composting Tips For Organic Gardening

I just put my summer compost to bed for the winter, but that doesn't mean I'm done composting! For the past couple of years, I've been composting year-round. I just couldn't stand throwing away so many great compost materials during the winter, so I improvised a system of storing vegetable kitchen waste in buckets during the winter - it doesn't decompose very quickly, but at least I'm not throwing it away. When spring comes, I clean last year's compost out of the composter and use it in the garden or bag it for future use, and then I dump the buckets into the composter with plenty of leaves, straw, sawdust, etc., a scoop or two of dirt and a bit of last year's compost (or unfinished compost from the top layer) to get it started. The buckets are always pretty gross, but it gives my compost a head start in the spring, and at least I'm not wasting stuff throughout the winter.

When you think about it, composting is just one more way of recycling. And when you create compost for your organic garden, not only will the plants benefit from this recycling, but so will you and your family, as you eat the fruits and vegetables that the garden produces.

Yard waste composting bin
Yard waste composting bin (Photo credit: Wikipedia)
What you are doing when you compost is decomposing previously existing organic matter, so it can be used to provide nutrients in the soil for new plants. The process does require some careful work, so you would be wise to do some reading and consulting on the subject first, to make sure you do it correctly. Also check out the archives on this blog, as we have a lot of good info on composting here.

You'll want to put all your materials into a container or at least into some environment that you can control. Some websites suggest buying an actual composting drum (like I have), that you can turn (since the material does need to be turned from time to time). Otherwise, a large garbage can might do, or just a pile on the ground, with some sort of enclosure around it to hold it in and help keep the critters out.

You can put in all the fruit and vegetable food scraps you would normally be throwing away. Add leaves, grass, and straw, and you'll have a good mixture. The general rule, according to the Garden Organic website, is about equal volumes of "green" and "brown" ingredients.

"Green" items would be things like weeds, grass cuttings, the raw vegetable leftovers from your kitchen, tea bags and coffee grounds, soft green prunings from plants, and animal manure from herbivores. All of these things are nitrogen rich, and also rot more quickly.

"Browns" would be cardboard items like cereal boxes or egg cartons, shredded waste paper, hedge clippings, old bedding plants, sawdust, and wood shavings. These items are rich in carbon, and slower to rot.

Items to avoid completely, say the people at Garden Organic, would include meat, fish, cooked food, feces from your pets, and disposable diapers. (Note: Compostable diapers such as g-Diapers can be composted if they only contain urine.)

There are also some plant materials that should not be put into your compost bin, such as those that have been infested with insects and molds. Some of these might be fine to include, but unless you're going to do a lot of careful research to discover which is good and which isn't, it's best just to leave them out. You also should avoid including weeds that are going to seed, as you don't want to spread a bunch of weed seeds in your garden next year! However, weeds that haven't yet gone to seed are great to include - you're putting the nutrients they "stole" from your soil back in.

English: Garden Compost bin, in Toulouse, Fran...
Garden Compost bin, in Toulouse, France.(Photo credit: Wikipedia)
You can create the compost in your container by mixing the greens and browns together in equal volumes, with some twigs and scrunched up cardboard here and there to create air spaces and to allow drainage. As time passes, the materials on the bottom will heat up and you'll know that the composting process is well underway. You'll need to turn the mixture occasionally, so that the top and bottom layers change places and non-composted material also has the chance to decompose. The turning provides oxygen, which is the catalyst for the decomposition. The more often you turn the bin, or at least turn the material inside it, the more quickly it will compost - as long as the proper moisture balance is maintained.

The composting itself, once the mixture is in the container, could take up to a year if the container is full and you just leave it (apart from turning). It's likely to take at least six months even using smaller amounts and turning often. But you could take at least a partial shortcut before turning material that's been in the bin for a while, by checking if the layers at the bottom have composted enough to be used. You might then lift off the top, less-composted material and pull finished compost from the bottom to mix into your garden soil, and then simply replace the other material back in the bin, with new layers going on top.

If you create your own compost, you'll go a long way toward producing a very healthy organic garden with lush, well-fed plants. And on top of that, you'll be doing your bit toward responsible recycling!


Composting Bins:
    



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Tuesday, August 28, 2012

The Basics of Vermiculture (Worm Composting)

If you're an organic gardener, you're probably quite familiar with composting. But you may not have heard as much about vermiculture. What is vermiculture?  It is quite simply, composting with worms.  Composting is the practice of breaking down organic matter to create natural fertilizer.  It’s great for gardening and a very sustainable practice.  Vermiculture facilitates the composting using the natural decomposition abilities of worms.  It uses a worm’s natural abilities to make great fertilizer out of organic waste.

English: Composting-worms just added to a fres...
Composting-worms just added to a fresh batch of garbage in a self-made worm-bin. (Photo credit: Wikipedia)
What Types of Worms Can Be Used in Vermiculture

Not all worms are good for a home composting set-up.  In fact, some types of worms can't be used for any type of composting system.  However, a handful of worm varieties do make great organic composting partners.  They include:

* Red wigglers
* European night crawlers
* Belgian night crawlers
* Blueworms

Of all of these types of earthworms, the red wigglers are the most common worms used in vermiculture.  All worm types can be found in your local nursery, live bait shop, and of course ordered online - because who doesn’t want to receive a box of worms in their mailbox!  :-)

What Do Worms Eat?

Not everything can be composted.  However, vermiculture does lend itself to more options than standard composting.  Worms can eat:

* Fruit and their peels
* Vegetables and their peels
* Pulverized egg shells
* Tea bags
* Coffee grounds

They can also eat meat and dairy products, oily foods, and grains.  However, these items tend to smell something awful and most people don’t recommend composting them.

Materials To Compost With Worms At Home
English: The inside of a worm composting bin, ...
The inside of a worm composting bin, after the worms have eaten many kitchen scraps. Note the castings on the sides of the bin. (Photo credit: Wikipedia)
It’s actually very easy to set up a worm composting system in your home.  To get started you’ll need:

* A bin – a wash bin or commercial worm bin are both great options.  It doesn’t need to be deep because the worms like to hang out near the surface.  If you’re using a wash bin, you’ll want to drill holes in the bottom for drainage.  You’ll also want a cover for your bin.

* Bedding – newspaper works the best because it’s easy to access.  Shred it and dampen it before placing it in your bin.  Add a few handfuls of soil and you’re ready to add the wigglers.

* Worms

* Food to compost – the ratio is one pound of food waste per day to two pounds of worms.  If you have fewer worms, reduce the food waste accordingly.

Place your worm bin in a room with moderate temperatures that is easy enough to access.  Options might include your kitchen, basement, outside the back door or in your laundry room.  When your compost is ready, it will resemble a dark, rich soil.  You can use it in your garden or place around houseplants. 

Be sure to check back Thursday when we will share some tips for making sure your worm composting venture is a success!  Or check out the very helpful book Worms Eat My Garbage: How to Set Up and Maintain a Worm Composting System.



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Tuesday, February 8, 2011

Seasonal Considerations for Composting

Most composting is done in the spring and summer months, since heat is such an important element to the process.  Even though the compost process itself generates heat, the warmth from the weather certainly helps everything along. 

Compost BinImage via WikipediaMost composts go dormant in the winter months and start-up again with the spring thaw and warmer temperatures.  But if you live in a milder climate that does not get harsh winters, there is a way to continue to compost during the winter months.

You can create an insulated compost bin.  Using a plastic garbage can, dig a hole big and deep enough to put at least six inches of the can underground.  Use a natural insulating material such as straw and pack it around the base and up the sides of the can.  Continue to compost as you would at any other time of the year.

Even though this method will still work in the winter months, the speed at which the material will decompose will still be slowed down.  Winter composting will allow you to continue recycling your kitchen scraps throughout the colder months and you may even have compost at the beginning of spring to use in your garden.

Compost from Compost BinImage via WikipediaThe spring and fall are the best times to collect leaves to start a new compost bin.  In the spring, the leaves you collect have already started to decompose as they stayed wet and insulated throughout the winter.  It doesn’t matter though if you collect your leaves in either season – they are the perfect base for a new compost pile.  If you are using dry leaves from the fall, consider putting them through a chipper of some kind.  If they are smaller and already cut up it will aid in the whole composting system.

Personally, even though I live in a colder climate, I can't stand throwing away kitchen waste, even in the winter. Therefore I have started a "compost bucket". It is not truly composting, as it's really just rotting vegetable scraps thrown into a bucket with a lid (and I do add some leaves as well, which I collect in the fall). But in the spring, when I clean out my composter and add the previous season's compost to the garden, I then dump the compost bucket into my composter and it makes a great base for starting off the new season's compost.

If you want to try this, you'll probably want to place your compost bucket right outside the door, so you won't have to walk far in the snow to throw out your scraps. You'll also want a tight-fitting lid to prevent animals from getting into it. I just use a 5-gallon paint bucket with a lid, but you could use other containers as well. And be prepared - it WILL be smelly in the spring! You will need to add a lot of leaves and/or other "brown" materials to tone it down and get it going once the warmer season arrives.

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Some Composting Resources: