Harman US
Pest & disease guides · 55 crops

Pests & Diseases by Crop

Wondering what is eating your plants or spotting your leaves? Pick a crop for the pests and diseases that most often affect it, with organic-first ways to prevent and manage them.

Arugula Asparagus Basil Beets Bitter Melon Black-Eyed Peas Blackberries Blueberries Bok Choy Broccoli Brussels Sprouts Cabbage Carrots Cauliflower Celery Collard Greens Cucumbers Edamame Eggplant Fava Beans Fennel Garlic Grapes Green Beans Ground Cherries Kale Kohlrabi Leeks Lettuce Lima Beans Luffa Gourd Melons Mustard Greens Okra Onions Peanuts Peas Peppers Popcorn Potatoes Pumpkins Radishes Raspberries Spinach Strawberries Summer Squash Sweet Corn Sweet Potatoes Swiss Chard Tomatillos Tomatoes Turnips Watermelon Winter Squash Zucchini

General home-garden IPM guidance. Always read and follow the product label for any pesticide, including organic products. For a full A to Z reference, see the pest and disease library.