About two years ago I read up on chitin as a possible pest control/deterrent as I was always struggling with mealybugs and thrips, especially in spring, and buying IPMs was getting quite expensive.

I had the most problems with my banana tree (thrips) and my kumquats (mealy bugs). But since I added insect frass (in my case sheddings and droppings from zophobas) in the fall two years ago, this problem disappeared almost miraculously. Since then I have added a small handful every spring and haven’t seen a single thrip or mite on any of my plants.

Sooo… idk, it definitely gets a “worked for me”.

The plants are: a cherimoya, kumquats, figs, a banana, two monsteras, and a bunch of pitahayas (although the cuttings are only 1 year old and haven’t found a permanent home yet), hoyas and a small pineapple.

Looking forward to hear everyones experiences with this!

  • merde alors@sh.itjust.works
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    22 days ago

    But since I added insect frass (in my case sheddings and droppings from zophobas) in the fall two years ago, this problem disappeared almost miraculously. Since then I have added a small handful every spring and haven’t seen a single thrip or mite on any of my plants.

    what do you mean when you write “added”? Added how?

    • Luccus@feddit.orgOP
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      22 days ago

      Just like with solid fertilizer.

      I sprinkled a bit on top and worked it in, like a few centimetres.