Plant Disease Diagnosis What’s Wrong With My Plant? — Guided Diagnosis Two quick questions, then 2–3 likely culprits with organic-first actions. This is a guided diagnosis based on well-documented garden problems — not a lab test. Always confirm before spraying anything. 1. What sign do you see? Chewing or holesRagged edges, holes, or missing leaf chunks Sticky residueShiny sticky coating on leaves (honeydew) White powder or fuzzDusty coating or fuzzy growth on leaf surfaces Spots on leavesBrown, black, or yellow spots or rings WiltingDrooping even though the soil is moist Slimy trailsSilvery slime tracks on leaves or soil Tiny insects visibleYou can see small bugs on the plant 2. Which part of the plant is affected? Leaves Fruit or flowers Stems or base The whole plant / seedlings ← Back