Forest pests & diseases PestsBark beetles attacking drought-stressed Douglas firsDouglas fir tussock mothPine engraver beetlesRed turpentine beetleSpruce budwormWestern pine beetle DiseasesDrought stress in conifersElytroderma Needle CastFir, Douglas and True-Laminated Root RotLaminated Root Rot of western conifersPonderosa pine needle symptomsRedbandRhabdocline and Swiss Needle Cast PreventionBeetle-resistant firewood storage
