Spittlebugs on Leyland Cypress: Cosmetic Nuisance Only

11-year-old Leylands covered in white foam globules with small 2-tone brown insects inside.

Identification

Spittlebug nymphs in protective froth. Adults: ½" leafhopper-like, brown-gray.

No significant threat. Monitor but don't overreact.

Conifers: Rows of Holes in Holly Trunk: Sapsucker Woodpecker Damage and Management; Clustering Insects on Tree Branches: Scale or Beetles?; Crabapple Sparse Blooms and Bark Craters: Atomic Grow for Insect Cleanup and Vigor; Bugs on Florida Tree Trunk: Likely Love Bugs or Similar, Not Harmful; Cottony Scale on Lime Tree: Merit Systemic or Soap/Oil for Bees' Honeydew Attraction; Spider Mites on Poplar: Charcoal Dust Look, Weak Miticides; Black Tennis Court Residue: Sooty Mold from Scale/Aphids; Cedar Rows of Tiny Holes: Sapsucker Woodpecker; Bees Swarming Your Linden? It's Likely Aphids or Scale, Not the Tree; Pecan Phylloxera: Brown Leaf Blisters Caused by Gall-Forming Insects

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