Black Specks on Your Flower Buds? It's Probably Thrips
Black specks and silvery streaks on buds mean thrips feeding from inside the flower. Here's how to confirm them and get a clean next flush of bloom.
Pests & Diseases
Identification and biology of common pests and diseases such as mealybugs, aphids, spider mites, botrytis, and powdery mildew.
Mealybugs Keep Coming Back? Look Where You Missed Them
Wiping off the white fluff only removes the visible mealybugs. The ones that restart the infestation hide in leaf axils, bud sheaths, pot rims, orchid roots.
That White Fuzz Under Your Humidity Dome Is Botrytis
Condensation, surface film, and fuzz color all read differently inside a humidity dome. Here is how to tell botrytis from algae, mineral salts, and mildew.
That Gray Fuzz on Your Flowers Is a Humidity Warning
Gray mold on houseplant flowers means your humidity is high and your air is still. Tune airflow and humidity together to stop botrytis, mildew, and leaf spot.