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: Concentrates are more cost-effective for larger gardens but require mixing with water in a sprayer (typically 2–4 teaspoons per gallon). Ready-to-use (RTU) bottles are convenient for small, targeted treatments.

Do you have a you're trying to get rid of, or a certain type of plant you need to protect? buy bt

: For best results, apply when pests are first noticed and ensure thorough coverage on both the tops and undersides of leaves. : Concentrates are more cost-effective for larger gardens

: Home Depot and Lowe’s carry major brands like Monterey and Bonide. buy bt

: Most retail Bt is the kurstaki strain, which specifically targets caterpillars. If you are dealing with fungus gnats or beetle larvae, you may need different strains like israelensis or san diego .