| Pest | No-spray Options | Top Product Choices |
| Aphids | Row covers; beneficial insects including ladybeetles, lacewings and syrphid flies; reflective mulches | Insecticidal soap, diatomaceous earth, horticultural oil |
| Armyworms | Row covers; beneficial insects including braconids and other small wasps | Bt, spinosad, kaolin clay |
| Asparagus beetles | Predation by poultry; winter cleanup of debris | Spinosad |
| Cabbage loopers | Row covers; handpicking; predation by birds | Bt or spinosad |
| Cabbageworms | Row covers; handpicking; predation by birds | Bt or spinosad |
| Colorado potato beetles | Resistant varieties; row covers; straw mulch; crop rotation; handpicking | Spinosad |
| Corn earworms | Resistant corn varieties with tight husk tips; early planting | Bt, spinosad or vegetable oil applied to young ear tips |
| Corn borers | Good end-of-season cleanup of debris; parasitic wasps | Bt, spinosad (alternating use) |
| Cucumber beetles | Row covers; handpicking; vacuuming; trapping in yellow pails filled with water or with yellow sticky traps | Kaolin clay |
| Cutworms | Surface cultivation; weed reduction; rigid collars around seedling stems | Bt, kaolin clay, beneficial nematodes |
| Fire ants | Check garden weekly for new mounds and treat as needed | Spinosad |
| Flea beetles | Row covers; reflective mulch | Spinosad |
| Grasshoppers | Poultry; good fall cleanup to dislodge overwintering eggs | Nosema locustae protozoa, applied to habitat areas in late spring |
| Japanese beetles | Row covers; handpicking; parasitic wasps | Milky spore, beneficial nematodes |
| Leafhoppers | Ladybeetles, lacewings and other beneficial insects | Neem, kaolin clay, diatomaceous earth |
| Mexican bean beetle | Scout twice weekly; handpick adults, eggs and larvae; release beneficial Pediobius wasps | Neem |
| Spider mites | Encourage beneficial insects; use strong water spray to wash undersides of leaves | Insecticidal soap applied in late afternoon or early evening |
| Slugs and snails | No evening watering; handpicking; trapping; ground beetles and other natural predators; reduced mulching; clean cultivation | Sand, diatomaceous earth, copper barriers, iron sulfate baits (restricted use in some certified organic operations) |
| Squash bugs | Row covers; handpicking; trapping under boards at night; growing non-preferred varieties; prompt composting of debris | Neem |
| Squash vine borers | Resistant varieties (butternuts); row covers; surgical removal; composting of all debris | Beneficial nematodes |
Tarnished plant bugs (Lygus bugs) | Close mowing near plantings; vacuuming; row covers; trap cropping with alfalfa | Beauvaria bassiana fungus |
| Tent caterpillers | Tear nests open with a stick every few days | Late night applications of Bt or spinosad |
| Thrips | Grow flowers to provide pollen and nectar for beneficial insects; reflective mulches | Kaolin clay, Beauvaria fungus, insecticidal soap |
| Tomato fruitworm (same species as corn earworm) | Encourage beneficial insects and wild birds; handpick | Bt or spinosad |
| Tomato hornworm | Scout twice weekly starting in early summer; handpick | Bt or spinosad |
| Whiteflies | Wash off with water; yellow sticky traps; reflective mulches | Neem, insecticidal soap, horticultural oil |