K-State horticulture expert encourages spraying for scales now to prevent damage to pines.
White Pine Needle Tea Recipe and White Pine Remedies
White specks may be indication of pine needle pest
White pine blister rust
Invasive Pest of Landscape Trees in Utah by Utah State University Extension - Issuu
White spots on your pine needles? Uh oh. – Toronto Gardens
Have piñon needle scale? Here's how to control an infestation
White pine blister rust
Pine needle scale
Scale insects on Minnesota trees and shrubs
Sen. Moran Speaks on Senate Floor Calling on President to Unleash American Energy
Dothistroma Blight of Pines
White spots on your pine needles? Uh oh. – Toronto Gardens