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pyrethrin

  1. Sochi

    Preemptive Action Against Pests?

    Does anyone treat their plants before any signs of pests in order to avert possible problems? I am an indoor grower and have no signs of pests, and I'd like to keep things that way, if possible. I use OMRI certified products on my outdoor garden--neem, bt, pyrethrin, insecticidal soap--and...