What Most Tree Services Won’t Tell You About Their “Experts”
When a storm rolls through Southwest Florida, or when a large branch starts hanging precariously over your roof, your first instinct is to call a “tree service.” It makes sense. But what you might not realize is that the term “tree service” is incredibly broad. It can mean anything from a couple of guys with a chainsaw to a highly trained team of horticultural experts.
This is the critical distinction that can mean the difference between a healthy, beautiful tree and a costly, dangerous liability. The difference lies in one key credential: ISA Certification.
What is an ISA-Certified Arborist?
An ISA (International Society of Arboriculture) Certified Arborist is not just someone who knows how to cut down a tree. They are a professional who has achieved a high level of knowledge in the art and science of tree care. To become certified, an arborist must:
- Have a minimum of three years of full-time, eligible practical experience in arboriculture.
- Pass a comprehensive examination covering everything from tree biology and diagnosis to safety and pruning techniques.
- Adhere to a strict Code of Ethics that puts the health of the tree and the safety of the client first.
- Maintain their certification through continuous education, ensuring they are up-to-date on the latest research and techniques.
Arborist vs Tree Service: What’s the Real Difference?
Here’s where the difference becomes clear in practice. Let’s look at how each would handle a common scenario: a large oak tree with a few dead branches.
Comparison Breakdown
| Scenario | The Typical “Tree Service” Approach | The ISA-Certified Arborist Approach |
|---|---|---|
| Assessment | “Looks like you need those branches cut. We can do that for $500.” | “Let’s take a look at the whole tree. I see the dead branches, but I also see signs of soil compaction and a potential root issue that could be the underlying cause.” |
| Recommendation | Focuses on the immediate, visible problem (the dead branches). | Focuses on the long-term health and structural integrity of the entire tree. |
| Technique | May use improper cutting techniques that can damage the tree, leaving it vulnerable to disease and pests. | Uses precise, scientifically-backed pruning cuts that promote proper healing and reduce the risk of future problems. |
| Goal | To complete the job as quickly as possible and get paid. | To ensure the tree is not only safe but will thrive for years to come, protecting your property value. |
We’re Advisors, Not Salespeople
This is the core of our philosophy at Joshua Tree Inc. Our goal is to be your trusted advisor and your guide for annual tree care in Southwest Florida. An ISA-Certified Arborist’s duty is to give you an honest assessment, even if it means telling you that no work is needed. We would rather build a long-term relationship based on trust than make a quick buck on an unnecessary service.
When you hire a company with ISA-Certified Arborists on staff, you are not just paying for a service; you are investing in expertise, safety, and peace of mind.
Ready for an Expert Opinion?
Schedule your free Tree Health Assessment today and experience the difference an ISA-Certified Arborist can make.


