Guides & insights

News

Industry insights, service updates, and practical guidance for planning, design, and construction teams.

Tree Survey Cost on Sloping or Wooded Sites

Why tree survey cost is higher on sloping or wooded sites. Slope, density, protected species and mapping drive fees. What to send for an accurate quote.

Tree Surveys8 min read

What Happens During a BS5837 Tree Survey Site Visit

Worried about disruption? Here's exactly what happens during a tree survey site visit, from desk study to final report. No jargon, just the facts.

Tree Surveys7 min read

Combined Tree and Ecology Survey Visits: Cut Costs

Discover how a combined tree and ecology survey visit saves time and money, avoids duplicate site visits, and streamlines planning for developers.

Guides

Practical explainers

Surveys, standards and what planning authorities expect — written for developers, architects and agents.

GuideBat Surveys4 min read

What a Bat Survey Actually Involves — and Why You Cannot Afford to Skip One

Bat survey explained for UK planning — PRA and emergence surveys, BCT guidelines, seasonal windows May–October, EPS licensing and how to get a fixed quote.

GuideTree Surveys3 min read

Why Tree Surveys Matter — and What a BS5837 Actually Involves

BS5837 tree survey explained for UK planning applications — what LPAs require, what the site visit covers, Tree Constraints Plans, typical timelines and how to get a fixed quote.

Latest

Articles & updates

Service news and industry commentary for planning, design and construction teams.

Tree Surveys8 min read

Tree Protection Fencing: BS5837 Compliance That Passes

Learn why councils reject tree protection barriers and how to install BS5837-compliant fencing that passes pre-commencement inspections. Practical advice from Subito.

Tree Surveys9 min read

Tree Officer Site Visit: Discharge Checklist

What does a tree officer check before signing off a planning condition? See the real site visit checklist and how to pass first time.

Tree Surveys6 min read

Inherited Tree Survey Validity for New Land Owners

Buying a plot with an existing tree survey? Learn when it's still valid, what it can't tell you, and why a fresh survey may be the only safe option.

Tree Surveys8 min read

Hedgerow survey for self build paddock sites

Buying a paddock to self build? Hedgerows carry legal protection that can stall planning. Learn when you need a hedgerow survey and how it differs from a tree survey.

Tree Surveys8 min read

Tree survey gaps for rear garden extensions

Found your tree survey misses the rear garden? Learn what a rear extension needs, how to check your report, and how to fix the gap fast.

Tree Surveys8 min read

Tree Survey Finds Bat Roost: What Happens Next

When a tree survey finds a bat roost, work stops, ecologists step in, and a mitigation plan follows. Here's how Subito manages it end-to-end.

Tree Surveys8 min read

Tree Survey for Barn Conversions with Veteran Trees

Barn conversion with veteran trees on site? Learn how a specialist tree survey protects heritage oaks, avoids planning delays, and keeps your project viable.

Tree Surveys7 min read

Reading Tree Constraints Plans for Architects

Learn how architects should read a tree constraints plan before finalising a layout, including RPA, canopy spread, and retention categories under BS5837.

Tree Surveys12 min read

Reading a Tree Constraints Plan: What Architects Need

Learn how to read a tree constraints plan before fixing your layout. Understand RPAs, retention categories, and when to involve your arboriculturist.

Tree Surveys11 min read

How to Brief an Arboricultural Consultant Properly

A vague brief leads to rework, delays, and abortive fees. Learn exactly what to tell your arboricultural consultant before the first site visit.

Tree Surveys12 min read

Long Term Crown Cover Assessment: The BS5837 Requirement Developers Are Missing

Long term crown cover assessments under BS5837 are now expected by many LPAs. Here's what the work involves, what it costs, and when to commission it.

Tree Surveys12 min read

BS5837 Revision 2026: What's Changing and Why It Matters

The BS5837 revision is expected in 2026. Find out what's changing in tree survey methodology, RPA calculations, and what it means for live planning applications.

Tree Surveys10 min read

Tree Survey Pricing: Fixed Price vs Scoped Quote

Tree survey costs vary widely between consultancies. Learn why fixed price and scoped quotes differ, and what it means for your project budget.

Tree Surveys10 min read

BS5837 Tree Survey Cost in 2026: What to Expect

Find out what a BS5837 tree survey costs in 2026, what drives the price up or down, and how to budget accurately for your planning application.

Tree Surveys10 min read

Discharging a Tree Planning Condition: What Evidence Councils Want

Find out exactly what evidence councils expect when discharging a tree planning condition, so you can avoid delays and get approval first time.

Tree Surveys10 min read

Pre-Application Advice: Getting a Tree Officer's View Early

Learn how pre-application advice from a tree officer shapes your design before tree constraints force costly redesigns after submission.

Tree Surveys10 min read

Further Information Requested on a Tree Planning Condition

Find out what a further information request on a tree planning condition means, why it happens, and what you need to submit to move forward.

Tree Surveys10 min read

Tree Survey Timing and Your Planning Application

Commissioning tree surveys after design is fixed causes costly redesigns. Learn the correct sequence for tree survey timing on a planning application.

Tree Surveys10 min read

BS5837 Survey Timeline: How Long Does It Take?

Find out how long a BS5837 tree survey takes from instruction to report, what each stage involves, and what causes delays on real development projects.

Tree Surveys9 min read

Arboricultural Method Statement to Save a Tree

Find out how an arboricultural method statement can justify pruning a protected tree instead of removal, satisfying the council and keeping your project on track.

Tree Surveys8 min read

Tree Survey Validity and Expiry for Planning

A tree survey for planning is valid for two years, but can expire sooner. Find out what invalidates a survey and how to avoid costly project delays.

Tree Surveys10 min read

Planning Permission When Trees Are Removed Before a Survey

Removed trees before a BS5837 survey was done? This creates serious problems for your planning application. Find out what LPAs assume and how to recover.

Tree Surveys8 min read

Tree Survey for Backland Plot with TPO Neighbours

A guide for developers on the specific arboricultural reports needed for a backland plot with neighbouring TPO trees. Covers BS 5837, AIA, and AMS.

Tree Surveys5 min read

BS 5837 Is Changing. Here's What It Means for Your Project.

The British Standard behind every planning tree survey is being revised for the first time since 2012. Here is what is changing, when it lands, and what developers should do now.

Tree Surveys7 min read

Ancient Trees and Your Planning Application

Natural England and the Forestry Commission publish standing advice on ancient woodland, ancient trees, and veteran trees that planning authorities must treat as material. Here is what it says and what it means for your development.

Tree Surveys4 min read

Tree Planting Targets Are Off Track. What It Means for Developers.

England's tree planting targets are being missed by wide margins. That pressure is shifting into the planning system — and it is showing up in the conditions being attached to consents right now.

Tree Surveys5 min read

Why Your BS5837 Tree Survey Gets Rejected at Validation (and How to Avoid It)

Why LPAs reject BS5837 tree surveys at validation — outdated reports, missing AIAs and TPPs, RPA errors, drawing standards, and how to submit a complete arboricultural package first time.

Bat Surveys8 min read

Bat Surveys for Planning: What Triggers One and Why Timing Matters

What triggers a bat survey, how the process works from PRA through to planning, and why the season closing in September matters for your timeline.

Ecology Surveys7 min read

How eDNA Is Changing Ecology Surveys and What It Means for Your Planning Timeline

Environmental DNA testing is reshaping how protected species are detected on development sites. For developers frustrated by ecological survey delays, here is what the technology can and cannot do for your project.

Ecology Surveys5 min read

BNG for NSIPs: What the November 2026 Deadline Means for Your Infrastructure Project

Biodiversity Net Gain becomes mandatory for Nationally Significant Infrastructure Projects on 2 November 2026. Here is what developers need to do now — and why leaving it late will cost you.

Tree Surveys7 min read

The BS5837 Revision: What's Changing and What It Means for Your Planning Application

The first revision of BS5837 since 2012 is on its way. Here is what developers, architects and homeowners need to know before it lands — and why it will affect tree surveys on almost every development site in England.

Tree Surveys6 min read

Tree Surveys Through an ESG Lens: Why Corporate Estates Are Paying Attention

Trees on your estate are no longer just a facilities management issue. As nature related disclosure requirements tighten across UK corporate reporting, knowing exactly what you have — and proving you manage it responsibly — is becoming a boardroom concern.