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Plant Health Care

Plant Health Care Services in New Hampshire & Western Maine

Arborist suspended in a harness while performing tree work, using climbing ropes and safety gear high among bare branches on a sunny day.
At P.C. Hoag & Co., our Plant Health Care services are built on a foundation of scientific research, careful observation, and decades of experience managing trees and landscapes across New Hampshire and Western Maine. Our goal is to proactively protect your trees and shrubs from stress, disease, and insect pressure by addressing the root causes and supporting overall vitality. Healthy trees offer more than beauty—they provide shade, wildlife habitat, improved air quality, and long-term property value. Explore our comprehensive service offerings below to learn how we help your landscape thrive.
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Soil Nutrition & Quality Assessment

Healthy soil is the key to healthy plants. Our soil analysis services assess compaction, drainage, nutrient balance, and pH—then recommend tailored amendments and treatments to restore optimal growing conditions. Read about soil assessment services »

Close-up of a green hosta plant next to a shovel in freshly turned soil, with a landscaped lawn and garden in the background.

Deep Root Fertilization

Trees need more than sunlight and water to thrive—especially in the compacted soils and unpredictable weather of New England. Our Deep Root Fertilization service delivers vital nutrients straight to the roots, promoting stronger growth, greener canopies, and long-term resilience.

Learn more about Deep Root Fertilization →

Well-maintained residential landscape with lush green lawn, flowering shrubs, ornamental trees, and a lake in the background.

Plant Disease Management

Diseases caused by fungi, bacteria, and environmental stress can rapidly degrade the health of trees and shrubs. Our team evaluates site conditions, diagnoses infections, and provides treatment options that stop the spread while strengthening plant immunity. Explore our disease management strategies »

Colorful front yard garden with blooming perennials, ornamental grasses, and a small tree in front of a gray house with dark blue shutters.

Insect Control

Insects like scale, caterpillars, aphids, and wood-boring beetles can quietly destroy trees from the inside out. Our ISA-certified arborists identify harmful pests, distinguish them from beneficial insects, and deliver targeted treatment plans that prioritize the health of your landscape. Learn more about insect control »

Arborist wearing a safety vest and gloves injecting treatment into the base of a large tree using soil or root injection tubes.

Vegetation Control

Invasive vines, poison ivy, and unmanaged brush can threaten tree health and overtake your property. Our vegetation control services eliminate unwanted growth and restore balance to the landscape using environmentally responsible methods. Explore vegetation control services »

Heavy poison ivy growth climbing a tree and spreading along a wooden fence in a residential backyard

Fruit Tree Managment

Fruit trees are a rewarding yet delicate part of any landscape, requiring dedicated, science-backed care to reach their full potential. At PC Hoag Tree Service, our Fruit Tree Management Program is built for orchard owners and backyard growers who want healthier trees, higher yields, and fewer pest problems—without the guesswork. Whether you’re cultivating a small homestead orchard or managing a commercial fruiting landscape, we bring decades of arboricultural expertise to every visit.

Learn more about our Fruit Tree Management Program →

Rows of apple trees in a well-maintained orchard with ripe red apples and scattered fruit on the grassy ground under a partly cloudy sky.

Why Choose P.C. Hoag for Plant Health Care?

  • ISA-Certified Arborists trained in diagnostic techniques and science-backed treatment plans
  • 45+ years of experience caring for New England’s trees and landscapes
  • Customized solutions for every tree, soil, and site condition
  • Environmentally conscious approach using targeted, low-impact applications
  • Trusted across NH and Western ME by homeowners, municipalities, and land stewards

Get Expert Plant Health Support

Whether you’re noticing signs of stress or simply want to be proactive, our team is here to help you create a healthier, longer-lasting landscape. Contact us today to schedule a consultation or request a custom Plant Health Care plan.