Does Sevin spray go bad?
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Answer: Sevin Concenrate has a shelf life of 3-5 years so therefore the bottle you have would not be effective. We would not recommend using Sevin Concentrate for the treatment of spiders as there are better products for spiders.
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Answer: Sevin Concenrate has a shelf life of 3-5 years so therefore the bottle you have would not be effective. We would not recommend using Sevin Concentrate for the treatment of spiders as there are better products for spiders.
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Dust corn silks with Sevin, an insecticide containing carbaryl. Treat when silks first emerge and continue to treat every three to five days until the silks turn brown. Bt and Spinosad. ... Spinosad (a bacterium-based insecticide) can also control earworms..
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Answer: When applying Sevin Dust, or any other insecticide dust outdoors, you want to have as many dry days in a row as possible to allow the product to work. Once it rains it will wash away the dust as it is not designed to stick to the surfaces outdoors long term. 16 of 32 people found this answer helpful.
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every seven daysFor ornamental plants including perennials, shrubs and small trees, limit application to once every seven days when needed. Shrubs and perennials can take six applications per year while you can spray trees four times per year.
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