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Business Details
37 Years
experience
Trusted Tree & Shrub Care Services in Connecticut
At Green Cross, we combine advanced academic training with extensive field experience to deliver environmentally responsible tree and shrub care programs. Our team of certified arborists develops personalized relationships with clients, creating customized healthcare plans to protect valuable property assets. With expertise in entomology, plant pathology, and soil science, we reduce pesticide use by up to 90% compared to traditional methods.

Our credentials include ISA Board-Certified Master Arborists, NOFA Accredited Organic Land Care Professionals, and state-licensed applicators. Founded in 1989, we serve Connecticut, New York, New Jersey, and Massachusetts with a commitment to ecological stewardship and scientific innovation.
Services
Tree Diagnosis Soil Analysis Deer Control Organic Fertilization Insect Control Root Renovation Anti-Transpirant Application
Details
  • Year established: 1989
Highlights and features
  • We reduce pesticide use by 90% through scientific methods.
  • Our team includes ISA Board-Certified Master Arborists.
  • We develop personalized tree healthcare plans for each client.
  • Our arborists hold advanced degrees in plant science.
  • We serve properties across four northeastern states.
Associations and certifications
  • International Society of Arboriculture (ISA) Certified Arborists
  • NOFA Accredited Organic Land Care Professionals
Services
Tree Diagnosis
Our certified arborists identify tree diseases, insect infestations, and environmental stressors. We develop targeted treatment plans using advanced diagnostic techniques. This service helps property owners prevent costly tree loss through early intervention.
Soil Analysis
We conduct comprehensive soil composition assessments to determine nutrient deficiencies and pH imbalances. Our recommendations improve root health and plant vitality through organic amendments. This foundational service supports all other tree care treatments.
Organic Fertilization
Our NOFA-certified organic programs deliver essential nutrients using environmentally safe materials. This approach enhances soil biology while reducing chemical dependency. Clients benefit from healthier plants with minimal environmental impact.
Deer Control
We implement humane deer deterrent systems that protect ornamental plantings without harming animals. Our solutions combine physical barriers and natural repellents. This service preserves landscape investments in high-traffic wildlife areas.
Root Renovation
Our legacy tree preservation program addresses root compaction and decay in mature trees. Using specialized aeration and soil amendment techniques, we extend the lifespan of valuable specimen trees. This service maintains property value and ecological benefits.
People
Kent Pierce
President and Founder
ISA Board Certified Master Arborist with Yale forestry training. Founded Green Cross in 1989 after teaching at New York Botanical Garden. Holds tree care licenses in Connecticut and New York.
Questions
What services does Green Cross offer?
We provide tree and shrub diagnosis, soil analysis, deer/tick control, organic fertilization, root renovation, and winter anti-transpirant treatments.
Do you offer free consultations?
Yes, we provide complimentary on-site evaluations by ISA-certified arborists to assess your property's needs.
Which areas do you serve?
We operate across Connecticut, New York, New Jersey, and Massachusetts, including Fairfield, Nassau, and Berkshire counties.
What makes Green Cross different?
Our arborists combine advanced scientific training with 30+ years of experience to create eco-friendly solutions that reduce pesticide use by 90%.