Poplar Trees Covered in Sticky Spray: Aphid Honeydew

Farmyard Poplars Suddenly Coated in Fine Sticky Mist

Also on vehicles, deck. First time in 41 years.

Sticky spray is honeydew from insects feeding above (aphids, etc.). It's insect excrement. Nuisance more than harm. Insect management reduces it.

Plant Diseases: Hackberry Leaf Curl and Dieback: Drought, Borers, Scale, or Herbicide?; Systemic Insecticide for Scale on Yellow Poplar: Bayer Advanced Tree & Shrub; Tank Mixing Apple Sprays: Read the Label First; Sick Palm Trees: Peroxide, Copper, or Organic Alternative; Sticky Leaves on Zebra Plant? It's Honeydew from Sap-Sucking Insects; Dying Poplar Trees: Cytospora Canker Diagnosis and Management; Dying Poplar After Root Damage from Retaining Wall Construction; Apple Tree Bark Peeling: Normal Aging or Pest Problem?; Tulip Poplar (Liriodendron) Suitability for South Central Kansas; Poplar Copper Nails & Fir Topping: Stop Deep Fertilizing, No Wound Paint

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