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What Is an Arborist? When You Need One and What They Do

If you ve been told you need an arborist or are curious about what they actually do, you re not alone. Many Australians aren t sure when they need one, what qua

If you’ve been told you need an arborist or are curious about what they actually do, you’re not alone. Many Australians aren’t sure when they need one, what qualifications to look for, or how much they should pay. This guide breaks down everything you need to know about engaging professional arborist reports services.

What Exactly Is an Arborist?

An arborist is a trained professional who specialises in the care, management, and study of trees and woody plants. In Australia, qualified arborists hold a minimum Certificate III in Arboriculture (AHC30820), with many holding higher qualifications such as a Diploma or degree in arboriculture or a related field.

Arborists assess tree health, diagnose diseases and pest infestations, recommend treatments, perform pruning and removal, and prepare reports for councils, developers, and insurance companies. They’re essentially tree doctors — though they also handle the surgical side of things when removal is necessary.

When Do You Need One?

You’ll typically need an arborist in several common scenarios. Council applications for tree removal or significant pruning often require an arborist report. Insurance claims involving tree damage usually need professional assessment. Development applications frequently require a tree impact assessment. And any time you’re concerned about a tree’s health or safety, an arborist consultation is the prudent first step.

For help finding the right professional for your situation, our choosing a tree remover provides a comprehensive breakdown. You can also find a qualified arborist near you to compare local options quickly.

Qualifications to Look For

Australia doesn’t have a mandatory licensing system for arborists, which means anyone can technically call themselves one. That’s why checking qualifications is crucial. At minimum, look for a Certificate III in Arboriculture. For report writing, the arborist should ideally hold a Diploma or higher qualification, plus be a member of Arboriculture Australia or the International Society of Arboriculture (ISA).

Consulting arborists who prepare reports and assessments are different from climbing arborists who perform the physical tree work. Some professionals do both, but for complex reports — particularly those for legal proceedings or large development applications — a consulting arborist with tertiary qualifications is recommended.

Types of Services Arborists Provide

Arborists offer a wide range of services beyond just cutting down trees. These include tree health assessments, pruning to Australian Standards, tree removal, stump grinding, root barrier installation, pest and disease diagnosis, and report writing. Many also provide ongoing tree maintenance programs for commercial properties and body corporates.

For a detailed explanation of arborist reports and when they’re needed, see our guide on arborist report guide. If you’re unsure whether you need an arborist or a tree surgeon, our guide on tree surgeon vs arborist explains the practical differences.

How Much Do Arborist Services Cost?

Arborist consultation fees in Australia typically range from $150 to $500, depending on the complexity of the assessment and whether a written report is required. Basic tree health checks are at the lower end, while detailed reports for council or legal purposes are at the higher end.

For tree work such as pruning, removal, and stump grinding, costs vary widely based on the size and complexity of the job. Small tree removals might start from $300, while large, complex removals can exceed $10,000. The best approach is to get multiple quotes from qualified professionals in your area.

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