Grow your own or know where your food is coming from. Crops that could be sprayed with RNA interference ricul (RNAi) sprays to control pests or disease (currently in development and going through testing) - Corn - for Western corn rootworm - Potatoes - for Colorado potato beetle - Tomatoes - to prevent gray mold (Botrytis cinerea) - Grapes - for viral infections like fanleaf virus - Strawberries - for fungal and insect control - Wheat & Barley - To fight Fusarium and powderymildew - Berries - including blueberries and raspberries - Lettuce & Leafy Greens - for aphid and virus resistance (in trials) Being sprayed right now in America: The first RNAi-based biopesticide, “Ledprona” (commercial name “Calantha”), targeting the Colorado potato beetle on potatoes.