Common Tree Diseases & Pests in Wausau, Wisconsin

Protect Your Trees with Expert Care from Albright Enterprises

Trees enhance landscapes, boost property value, and contribute significantly to the environment, but they face threats from various diseases and pests. At Albright Enterprises in Wausau, Wisconsin, we specialize in diagnosing and managing common tree health issues, ensuring your trees remain healthy and beautiful. Here’s a comprehensive guide to recognizing, preventing, and addressing the most prevalent tree diseases and pests in our region.

Tree Diseases Common in Wisconsin

Oak Wilt

  • Symptoms: Rapid leaf wilting, browning, and premature leaf drop, especially in red oak species.
  • Cause: Fungus spread by sap beetles or through root grafts.
  • Management: Immediate removal of infected trees, trenching to prevent root transmission, and fungicide injections for healthy trees nearby.

Dutch Elm Disease

  • Symptoms: Yellowing leaves, branch dieback, and eventual tree death.
  • Cause: Fungus carried by elm bark beetles.
  • Management: Remove infected branches promptly, apply fungicide injections, and maintain beetle control through insecticide treatments.

Apple Scab

  • Symptoms: Dark spots on leaves and fruits, leaf curling, and early leaf drop.
  • Cause: Fungal spores thriving in damp conditions.
  • Management: Regular pruning, proper air circulation, application of fungicides in spring, and planting resistant varieties.

Anthracnose

  • Symptoms: Irregular brown leaf spots, leaf curling, and twig dieback.
  • Cause: Fungus developing in wet conditions.
  • Management: Enhance airflow by pruning, avoid overhead watering, and use fungicidal sprays if needed.

Common Tree Pests in Wisconsin

Emerald Ash Borer (EAB)

  • Identification: Metallic green beetle whose larvae feed under bark.
  • Symptoms: Crown dieback, woodpecker damage, D-shaped exit holes.
  • Management: Chemical treatments, removal of severely infested trees, and proactive planting of diverse tree species.

Gypsy Moth

  • Identification: Caterpillars with distinctive blue and red dots.
  • Symptoms: Extensive defoliation weakening trees over time.
  • Management: Application of biological insecticides, pheromone traps, and fostering natural predators.

Asian Longhorned Beetle

  • Identification: Large black beetle with distinctive white spots and long antennae.
  • Symptoms: Round exit holes, sawdust-like frass, branch dieback.
  • Management: Immediate reporting to local authorities and removal of infested trees, as there’s currently no chemical control.

Pine Bark Beetles

  • Identification: Small beetles that bore into bark, causing extensive damage beneath.
  • Symptoms: Fading needles, pitch tubes on bark surface, tree decline.
  • Management: Maintaining tree vigor, removing infected trees, and preventive insecticide treatments.

Preventing Tree Diseases and Pest Problems

  • Regular Inspections: Schedule annual tree health evaluations to catch issues early.
  • Proper Maintenance: Routine pruning, fertilization, and watering ensure trees remain robust.
  • Good Sanitation Practices: Quickly remove fallen leaves, branches, and dead trees to reduce sources of disease.
  • Integrated Pest Management (IPM): Employ a balanced approach combining biological, cultural, and chemical controls.

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Trusted Tree Health Experts in Wausau, WI

At Albright Enterprises, we provide comprehensive tree care solutions, including disease diagnosis, pest management, and preventive care. Protect your trees and property value by addressing tree health issues promptly.


Contact Albright Enterprises in Wausau today for professional tree disease and pest control services—keeping your trees vibrant and healthy for years to come!
📞 Call Us Now: 715-679-4925
📍 Serving Wausau, Schofield, and Surrounding Areas

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