Tree Health Inspection and Treatment in Milwaukee, WI

Trees are constantly exposed to threats such as insects, diseases, soil deficiencies, weather stress, and structural issues that can weaken their health over time. Many tree problems develop gradually and remain hidden until visible symptoms appear, making early identification critical to preventing decline, costly damage, and potential safety risks.

Crawford Tree & Landscape delivers comprehensive diagnostic and treatment services for disease management, pest control, deep root fertilization, and proactive monitoring to homeowners and businesses across Milwaukee and surrounding communities.

Call (414) 710-0093 (new customers) or (414) 354-4639 (current customers) for a free on-site diagnostic estimate.

Signs Your Tree Needs Professional Tree Health Inspection

Contact Crawford Tree & Landscape immediately if you observe:

• D-shaped exit holes in bark (classic EAB sign)
• Pitch tubes, sawdust-like frass, or boring dust on trunks
• Canopy dieback starting at the top or outer branches
• Mushrooms or conks at the base or on the trunk
• Premature leaf yellowing, browning, or drop outside of season
• Squirrels or woodpeckers intensely feeding on one tree (often indicates larvae under bark)
• Cracks, splits, or cavities in major limbs or trunk
• Sudden lean, heaved roots, or post-storm broken/hanging branches

Even without visible symptoms, mature trees, legacy specimens, and those near structures benefit from annual inspections ideally in early spring to assess winter damage before bud break.

Why Treatment Requires ISA-Certified Arborists and Licensed Professionals

Applying pesticides and growth regulators to trees isn’t a generic landscaping task. It requires a deep understanding of plant physiology, pest life cycles, product labels, and environmental safety.

Crawford Tree & Landscape employs multiple ISA-Certified Arborists, supported by a Board-Certified Master Arborist and Tree Risk Assessment Qualified (TRAQ) staff. Our team is trained in:

• Correct product selection and timing (e.g., dormant oils vs. systemic injections)
• Dosage calibration based on tree size (DBH) and health status
• Pollinator protection and runoff mitigation
• Integrated Pest Management (IPM) to reduce unnecessary chemical use

This expertise ensures treatments are effective, compliant, and environmentally responsible unlike unlicensed “spray-and-pray” operators.

The Diagnosis and Treatment Process

1. On-Site Inspection

We examine bark, foliage, root flare, canopy density, and soil conditions looking for species-specific stress signs and environmental contributors.

2. Accurate Diagnosis

Using field indicators, DBH measurements, when needed lab sampling, we identify the exact pest, pathogen, or abiotic issue.

3. Customized Treatment Plan

Options may include:

• Trunk or soil injections (e.g., emamectin benzoate for EAB, propiconazole for Oak Wilt)
• Foliar fungicide sprays timed to bud break or leaf expansion
• Horticultural oil treatments for scale, aphids, and mites (dormant season)
• Deep root fertilization to correct nutrient deficiency and boost resilience
• Cabling & bracing for structural support alongside health treatments

4. Professional Application

All treatments are applied by trained, certified staff following label directions and safety protocols.

5. Follow-Up & Monitoring

Many treatment programs require repeat applications on a set schedule (e.g., EAB every 2 years, fungal sprays each spring). We outline the full timeline and success metrics upfront.

Cost Factors: What Drives the Price

Treatment cost depends on:

• Tree size and species (larger trees require more product and labor)
• Number of plants in the treatment program
• Method (injection vs. spray vs. soil drench)
• Frequency (single application vs. multi-year program)
• Urgency (emergency stabilization vs. preventive care)

Preventive treatment on a healthy tree is nearly always cheaper than emergency intervention and vastly less costly than removing and replacing a mature tree lost to a preventable pest or disease.

Why Milwaukee Property Owners Choose Crawford Tree & Landscape

• ISA-Certified Arborists on Staff: Formal education, field experience, and ongoing training ensure accurate diagnosis and effective treatment.
• TCIA Accredited: Recognized for safety, ethics, and technical competence by the Tree Care Industry Association.
• Six-Decades of Local Experience: Serving Milwaukee, Waukesha, Washington, and Ozaukee Counties since 1969with deep knowledge of regional soils, climate, and pest pressures.
• Respectful, Low-Impact Service: Specialized equipment and careful techniques protect your lawn, hardscapes, and plantings.
• Transparent Pricing & Free Estimates: No hidden fees; clear scope, options, and expected outcomes before any work begins.

Inspect Your Trees For Emerald Ash Borer

Emerald Ash Borer (EAB) in Milwaukee is not a theoretical risk but a documented, widespread pest. Per the Wisconsin DNR’s EAB county status map, Milwaukee County has been under EAB quarantine since 2014, and infestations have killed hundreds of thousands of ash trees across the region. Ash trees typically die within 3–5 years of infestation, and by the time canopy thinning or branch dieback is visible, internal damage is often too advanced for recovery. 

Crawford Tree & Landscape provides preventative trunk injection treatments using emamectin benzoate insecticide to protect Ash trees from EAB for up to 2 years. The treatment is absorbed through small trunk injections and moves through the tree’s vascular system without harming normal function, providing up to 99% effectiveness when applied preventatively. Treatments are typically performed between July and September, with pricing based on DBH.

Fungal and Bacterial Diseases in Wisconsin’s Climate

Oak and Sycamore trees are vulnerable to serious diseases that can impact health, appearance, and longevity. Oak Wilt, caused by Bretziella fagacearum, spreads through insects, root grafts, and pruning activity, with red oaks often declining within weeks after infection. Bur Oak Blight can cause leaf browning, premature leaf loss, and canopy decline, while Sycamore Anthracnose can lead to leaf blight, branch dieback, and repeated seasonal stress.

Crawford Tree & Landscape provides preventative Oak & Sycamore Disease Protection using propiconazole fungicide macro-injections. A water and fungicide solution is injected into the tree’s vascular system through small trunk openings, providing internal protection throughout the tree. Treatments are typically performed from May through August, with our arborists remaining on-site during uptake to ensure proper absorption.

Service Areas Across Greater Milwaukee

Crawford Tree & Landscape provides full tree health inspection and treatment services throughout:

• Counties: Milwaukee, Waukesha, Washington, Ozaukee
• Cities & Villages: Milwaukee, Wauwatosa, Brookfield (Town and Village), Whitefish Bay, Fox Point, Shorewood, Bayside, Glendale, Brown Deer, Mequon, Thiensville, Germantown, Menomonee Falls, Sussex, Waukesha, Pewaukee, New Berlin, Elm Grove, Butler, Greenfield, West Allis, West Milwaukee, River Hills, Lannon, Richfield, Lisbon, and more.

Frequently Asked Questions

How do I know if my ash tree has Emerald Ash Borer?

Look for D-shaped exit holes (~1/8 inch), S-shaped larval galleries under the bark, canopy thinning starting at the top, and increased woodpecker activity. By the time 30–50% of the canopy is dead, the tree is usually unsalvageable.

Can Oak Wilt be treated?

Yes, if I was caught early. Options include trenching (4+ feet deep) to sever root grafts and prevent spread, plus fungicide injections (propiconazole) for high-value red oaks before symptoms appear. Once >50% of the canopy is brown, removal is the only safe option.

Is your company licensed and certified to apply tree treatments?

Yes. Crawford Tree & Landscape employs multiple ISA-Certified Arborists, a Board-Certified Master Arborist, and TRAQ-qualified staff. All pesticide applications follow Wisconsin DATCP regulations and product label requirements.

Why is my tree losing leaves in mid-summer?

This could be fungal leaf spot, drought stress, root compaction, or early pest damage. Because causes look similar, we diagnose before recommending treatment, avoiding wasted time and money on the wrong solution.

Do treated trees need repeat applications?

Many do. EAB protection requires reinjection every 1–2 years; fungal sprays are often needed each spring; deep root fertilization is typically annual or biannual. We provide a written schedule with your proposal.

How much does tree health treatment cost in Milwaukee?

It varies by tree size, species, number of plants, and treatment method. We provide free, itemized estimates after inspecting your trees on-site.

Protect Your Trees Before Problems Grow

Early detection helps identify hidden risks, prevent costly damage, and maintain the health and beauty of your landscape. Trust Crawford Tree & Landscape’s ISA-certified arborists for expert inspections, accurate diagnosis, and science-backed tree care solutions.

Give your trees the proactive protection they deserve. Call (414) 710-0093 today (new customers) or (414) 354-4639 (current customers) to Schedule your tree health inspection today.

Crawford Tree & Landscape Services, Inc.
8760 W Calumet Rd, Milwaukee, WI 53224
Open 24/7 | VC & PE-Free Since 1969 | Fully Licensed & Insured | TCIA Accredited