A widely available option known for controlling worms and caterpillars in home gardens Bonide Thuricide BT Concentrate (16oz) Go to product viewer dialog for this item. : Sold by Walmart for $32.99. Bonide Captain Jack’s Thuricide (128oz Ready-to-Use) Go to product viewer dialog for this item. : Available at Amazon. Ferti-lome Caterpillar Killer Bt Esbenshade's Garden Center& more Go to product viewer dialog for this item. Often found at agricultural and garden supply stores. Fertilome Caterpillar Killer with Bt (8oz Concentrate) : Listed at Walmart for $21.34. Where to Buy

: Sites like [Amazon](0.5.4, 0.5.16) and Solutions Pest & Lawn offer a broad range of sizes from 8oz bottles to multi-gallon containers.

: Walmart features various Bt formulations including concentrates and ready-to-use sprays from several different brands. Key Considerations for Your Purchase