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mrs_tlc_gw

larvae eating my compost

16 years ago

Hi everyone, I had posted here before that I have these larvae in my compost bin. They are very, very happy little guys!!! But they eat everything I put in there!!

I got the bin in December and have been putting every last bit of kitchen scraps (no animal or dairy products). I put in several huge dead banana tree stalks with leaves a few bags of corn husks from the grocery store but the larvae are so aggressively eating that it keeps going down and doesn't look like there is going to be any actual compost.

Could this be because we don't have a lot of "browns" around here - not many trees - so my browns consist mostly of coffee grounds and shredded newspaper.

And, will I have anything worth using in the garden or should I just start over?

Thank you!

Comments (9)

  • 16 years ago

    Hi...The larvae are probably black soldier fly larvae. If you add a lot of browns and let the compost become drier, they will probably dissappear. The larvae (in my opinion) help break down the material and what is left will turn to compost. I welcome the BSL larvae in my compost...others strongly disagree. Best of luck..

  • 16 years ago

    Sounds as though you have a healthy dose of Black Soldier Fly larvae. Thay are very useful for getting rid of scraps but they don't leave you much bulk.Just try to work in as many browns as you can scrape up. They will soak up a lot of the nutrients the fly larvae leave behind and they won't eat things like hay, dead leaves and straw. Shredded cardboard from boxes may help also. You might be able to get more advice on the Vermicomposting forum.

  • 16 years ago

    Oh, Black Soldier Fly larvae are all the rage right now.
    Very popular pets. ;)

    Here is a link that might be useful: BioPod Food Composter

  • 16 years ago

    When organic material goes thru them, it becomes composted organic material. A worm in fly form, poopin' good stuff. Just doin' their job as part of the cycle.
    hortster

  • 16 years ago

    The adult Black Solder Fly does nothing in its short life except fly around looking for another to mate with to produce the eggs that hatch into the maggots that consume dead organic matter. The maggots do consume a lot of dead organic matter but since it can be difficu;lt to distinguich between them and the maggots of house flies or stable flies and because, other then being a food source for some other critters there is no really good reason to allow them to hang around.
    At one time people that mistook the Black Solder Fly for the Black Solder Beetle, a predator of other insects, thought it good to have them. Hopefully no one still has that misinformation.

  • 16 years ago

    Thank you. I'll try to find more browns. I figured that might be part of it. Maybe I can buy some hay.

  • 4 years ago

    I use compressed coconut coir found at gardening centers everywhere. it's inexpensive and absorbs some of the moisture. My question is this ; do I want those things in my garden?

  • 4 years ago

    There is nothing dangerous or pest-like about Black Soldier Flies. they are part of the greater food web, and do an excellent job of recycling nutrients back into the environment for other living organisms (including us) to use. Yes, you want them in your garden.


    Martha

  • 4 years ago

    I am fine with sf larvae - I’ve notice they really turn up if there is large chunky stuff like melon rinds or whole fruits- but I do tend to need more dry stuff in my kitchen compost outdoors which is in separate closed bins compared to yard waste compost,
    which I leave open. I like to compost paper items from house rather than put in trash, so I compost used paper towels ( try not to use very many) , tissues, parchment cooking paper, thin cardboard tubes, some newspaper torn into shreds, other thin cardboard items I can tear into pieces, bits of mail.
    I add many of the smaller of these directly to my kitchen compost cannister so that things are already somewhat mixed and less juicy. It does mean it fills up faster but since things are less messy and not pure wet veg matter, I’m not sure I’d take it out less often.
    I would hate to have to add purchased processed coir as “ browns” to make compost, but in one way I could see that if there’s no other source, it’s kind of similar to adding coir to garden but putting it through this other step. But some people aren’t aware that lots of paper/ cardboard things they throw away do great in the compost and are necessary to keep kitchen scraps from being too garbage-y in the compost.
    Also since I do have more than one composter going with yard waste, I can often take a few handfuls of leaves and add a layer to the outside kitchen composter.