When you see it, you know there’s a tomato hornworm nearby on your plant leaves. Spraying the leaves and soil with Bacillus thuringiensis (Bt) Spray as soon as you notice the young caterpillars ...

Woodmansee Photo: Tobacco hornworm on a tomato plant that has been attacked by a parasitic ... fix screens, and possibly spray outdoor products to prevent home invasions. Chemical controls are often ...