CA LIC# 906700 · WE-12338A

24/7 EMERGENCY

CA LIC# 906700 · WE-12338A · ISA CERTIFIED ARBORISTS ON STAFF

24/7 STORM & EMERGENCY RESPONSE

TREE SERVICES

Plant & Tree Health

4th Generation Tree provides professional tree health care, pest management, disease treatment, and plant health services throughout San Luis Obispo County to help trees remain healthy, resilient, and protected year-round.

PRICE THIS FROM PHOTOS › 805 462 2020

Most residential removals priced without a site visit.

CRANE

Removals over structures

PERMITS

Oak paperwork filed for you

HAUL-OFF

Included, not extra

24/7

Emergency failures

Professional Tree Health Care for Stronger, Healthier Landscapes

4th Generation Tree provides comprehensive tree health and plant health care services in Paso Robles, Atascadero, San Luis Obispo, and surrounding Central Coast communities. Our ISA Certified Arborists and licensed applicators diagnose and treat insect infestations, fungal and bacterial diseases, nutrient deficiencies, and other conditions that can weaken or damage trees, using science-based solutions focused on long-term health, prevention, and responsible treatment.

Benefits of Professional Tree Health Care

Early Pest & Disease Detection

Our arborists identify signs of insects, disease, and environmental stress early so problems can be treated before they cause significant tree decline.

Targeted Treatment Programs

Each treatment plan is customized to the tree species, condition, soil, location, and specific pest or disease affecting the property.

Preventative Tree Protection

Seasonal monitoring and preventative treatments help reduce recurring infestations, disease outbreaks, and other threats to long-term tree health.

Environmentally Responsible Care

We use integrated pest management techniques and carefully selected treatment methods designed to protect trees while reducing unnecessary impact on surrounding landscapes and beneficial organisms.

What drives the price

01

Access

Can a chipper and a grapple truck get within reach of the trunk, or is everything coming out through a 36-inch gate by hand? This is the single biggest variable.

02

Drop zone

Open ground under the canopy means we can fell and buck. A pool, a patio or a neighbour's roof underneath means rigging or a crane, and the day gets longer.

03

Size, species and condition

Green oak weighs far more than dry pine of the same diameter, and a decayed trunk can't be climbed — both change the method before they change the price.

04

Stump and debris

Grinding is quoted with the removal. Say the word and we leave the rounds bucked for firewood, or chip everything and haul it out.

Tree Health & Plant Health Care Services

Insect & Pest Management

Preventative Tree Spraying

Tree Disease Treatment

Tree Fertilization & Nutrient Care

Integrated Pest Management

Tree Health Monitoring & Care Plans

Workers handling cut branches beside a roadside wood chipper and truck.

HOW IT COMES DOWN

Climbed, rigged or picked by crane

The method is decided on site by the arborist, not sold to you in advance. A tree in the open gets felled. A tree over a roof gets rigged down piece by piece, or lifted out whole by crane when that is faster and safer for the structure underneath.

CRANE

Over structures

GRAPPLE

Roadside & open ground

CLIMBERS

Tight back yards

GRINDERS

Gate-width access

Plant Health questions

What are the signs that my tree may have a pest or disease problem?

Common warning signs include yellowing or dropping leaves, thinning canopies, dead branches, unusual spots or discoloration, visible insects, holes in the bark, sticky residue, fungal growth, and declining overall vigor. A professional arborist can determine the underlying cause and recommend appropriate treatment.

4th Generation Tree treats a wide range of common Central Coast pests, including aphids, mites, scale insects, borers, bark beetles, and other insects that can weaken trees or damage their vascular systems.

In many cases, yes. Depending on the disease, severity, and overall condition of the tree, treatments may include pruning, fungicide or bactericide applications, soil improvements, pest control, fertilization, or ongoing monitoring to help preserve the tree.

Integrated Pest Management, or IPM, is a comprehensive approach that combines monitoring, prevention, cultural practices, and targeted treatments to manage pests while minimizing unnecessary pesticide use.

The ideal schedule depends on the tree species, age, condition, and property environment, but regular inspections can help identify pests, diseases, nutrient problems, and structural concerns before they become more serious or costly to address.

What clients say

★★★★★

I love working with local family owned businesses, and they exceeded expectations! Hard working crew, especially Jeferson the lead, he was extremely knowledgeable on pruning our oaks. We’re on almost three acres, and our views have never been better.

Laura Jeffrey

★★★★★

Morgan and his team at 4th Generation Tree were a HUGE help to us. They were easy to work with, flexible, and very accommodating as we worked through several tree removal and trimming needs across our church property. Their work improved both the safety and appearance of our grounds. I highly recommend!!!

Garrett Kruse

★★★★★

Casey, Morgan, and their crew at 4th Generation did a great job trimming our Oak trees, removing three big pines and grinding the stumps. It was a big job and they managed it perfectly! They have been trimming our oak trees for years and we are always happy with the results! Thanks again!

Richard Macias

Request a quote, then send us photos

Fill out the Request a Quote form to get started. Once you receive your confirmation email, simply reply with two or three photos of the tree taken from the ground. If it's already down on something, call instead.

805 462 2020

Mon–Fri 7am–4pm · 24/7 emergency response

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