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Featured advice

What is Arboriculture?

The science and practice of the cultivation, establishment and management of amenity trees for the benefit of society. Arboriculture is to trees what horticulture is to other plants, in that it usually refers to the care of trees grown or maintained for their aesthetic or environmental value, rather than the value of their timber or […]

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Pests & Diseases

Acute Oak Decline – ‌ Oak Acute Oak Decline (AOD) is a disease affecting several thousand native oak trees in Britain. It is considered to have first occurred in Britain 30-35 years ago. It mainly affects pedunculate oak (Quercus robur) and sessile oak (Quercus petrea), however other species of oak can also be affected. ‌ […]

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Tree selection

Tree Selection, Planting and Maintenance

Selecting the right tree for the right place Planting a tree in your garden is a decision requiring forethought and planning. Consideration must be given to the surrounding landscape and buildings, space available, soil type and location of the particular site. Careful thought will help to ensure that an appropriate species is selected for the […]

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How can I get a Tree Preservation Order made on a tree that I think is at risk of being felled or damaged?

Your local council is responsible for making Tree Preservation Orders (TPO). You should contact your local authority and speak to the tree officer or someone in the planning department who should determine whether the making of a TPO is appropriate. More detailed information on TPOs: www.gov.uk/guidance/tree-preservation-orders-and-trees-in-conservation-areas#Flowchart-1-Making-and-confirming-TPO

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Further advice

Choosing a Tree Professional, Tree Advice
What is an Arborist?
An Arborist is a person who works with trees – normally a tree surgeon or someone who carries out practical work, such as planting, pruning, training etc. Sometimes this term can be used to describe all individuals who work with trees grown for amenity purposes. To find out more about the work of an arboricultural […]
Educational Resources, General Tree Care, Tree Advice, Tree Maintenance
Young Tree Aftercare - Bark damage
A guide to some of the key things to remember after tree planting with John Parker, Technical Director of the Arboricultural Association.
Educational Resources, General Tree Care, Tree Advice, Tree Maintenance
Young Tree Aftercare - Mulching
John Parker talks us through some of the key points to focus on in the months and years after urban trees have been planted, in this example in a community park in Stonehouse, Gloucestershire as part of the Stonehouse in Bloom community project.
Featured Advice, General Tree Care, Tree Advice, Tree Blog
What is Arboriculture?
The science and practice of the cultivation, establishment and management of amenity trees for the benefit of society. Arboriculture is to trees what horticulture is to other plants, in that it usually refers to the care of trees grown or maintained for their aesthetic or environmental value, rather than the value of their timber or […]
Responsibility for Dangerous Trees, Tree Advice
I am worried that my neighbour’s tree is dangerous. What should I do?
If a tree growing on someone else’s land causes injury to someone or damage to property then the owner may be liable. If you think your neighbour’s tree might be dangerous then you should contact an arboricultural consultant for further advice. It is always best to settle a dispute about trees amicably and it is […]
General Tree Care, Tree Advice
Should Ivy be removed from trees?
For many years, gardeners and arborists alike would, as a matter of common tree maintenance, clear ivy from trees in order to remove the competition for light, water and nutrients, as well as the potential threat of the ivy totally smothering the tree. However, in the light of increasing knowledge and research into the relationship […]
Choosing a Tree Professional
What is a Tree Consultant?
A tree (arboricultural) consultant is someone who has gained recognised qualifications and expertise in the care and management of trees. Their role involves providing technical and professional tree care advice to a range of Clients. Including development design advice, tree risk management, management of tree populations, statutory protection assistance, property damage enquiries and supervising construction […]
Educational Resources, Featured Advice, Featured Resources, General Tree Care, Tree Advice, Tree Maintenance
Young tree maintenance tips (Video Guide)
Arboricultural Association Technical Director John Parker talks you through some basic steps to young tree maintenance in this video guide
Featured Advice, Tree Advice, Tree Health
Pests & Diseases
Acute Oak Decline – ‌ Oak Acute Oak Decline (AOD) is a disease affecting several thousand native oak trees in Britain. It is considered to have first occurred in Britain 30-35 years ago. It mainly affects pedunculate oak (Quercus robur) and sessile oak (Quercus petrea), however other species of oak can also be affected. ‌ […]
General Tree Care, Tree Advice, Tree Health
Biosecurity
The Arboricultural Association works alongside many leading industry bodies to help promote best practice throughout both our membership but further afield too. To that end we have helped produce a Biosecurity Policy to help prevent spread on pests and diseases in our tree stock. Biosecurity is the single most important subject in terms of safeguarding […]
Building near trees
General Tree Care, Tree Advice, Tree Health, Tree Maintenance, Trees and the Law
Trees and construction
Construction close to trees Trees are easily damaged by construction works, regardless of their scale. Digging a garden pond may cause damage to trees in the same way as building demolition and construction. It is important to ensure that trees are adequately assessed before ANY work takes place. This is a complex topic. The specialists […]
Tree selection
Featured Advice, General Tree Care, Tree Advice, Tree Maintenance
Tree Selection, Planting and Maintenance
Selecting the right tree for the right place Planting a tree in your garden is a decision requiring forethought and planning. Consideration must be given to the surrounding landscape and buildings, space available, soil type and location of the particular site. Careful thought will help to ensure that an appropriate species is selected for the […]
trees and the law
Tree Advice, Trees and the Law, Trees and your Neighbours
Guide to Trees and the Law
Dangerous trees The safety of trees is nearly always the responsibility of the owner of the land on which they grow; but there are some exceptions, such as when a rental agreement requires the tenants of a property to manage the trees. The tree owner or manager has a ‘common law’ duty of care to: […]
General Tree Care, Tree Advice
Tree Advice Archives
The Arboricultural Association makes the archive of help and advice from the now defunct Tree Advice Trust accessible to all. Trees in Focus Code Title Date APN02 Compost from Woody Wastes 1996 APN04 Root Barriers and Building Subsidence 1997 APN05 Shaded by Trees? 1999 APN06 Trees and Shrubs for Noise Control 2000 APN07 Grey Squirrels […]
General Tree Care, Tree Advice, Tree Maintenance
Guide to Tree Pruning
Tree Pruning is part of a series of general information leaflets produced by the Arboricultural Association. The Association provides membership services, accreditation and support to 3,000 professional arborists in the UK and further afield. We strongly recommend that you use an accredited ARB Approved Contractor or AA Registered Consultant who has been vetted and approved […]
Tree Advice, Tree Health, Tree Maintenance
Ash Dieback Guidance
for Tree Owners, Managers, Contractors and Consultants WHO is this guide intended for? This guide provides practical advice and guidance for anyone who owns or manages ash trees, as well as tree contractors and consultants who may be employed to work on ash trees or provide site specific advice concerning their management. It directs people […]
Choosing a Tree Professional, Tree Advice, Understanding Tree Work
Why should I use an ARB Approved Contractor?
Contractors listed in our directory listing have submitted their businesses and their tree work to the Arboricultural Association for assessment and have been found competent to provide arboricultural contracting services to clients. The Arboricultural Association’s assessment of Approved Contractors is not limited to their knowledge of trees and tree maintenance but also: Their understanding and […]
Choosing a Tree Professional, Tree Advice, Understanding Tree Work
What are the typical services of an arboricultural contractor?
Services typically required of an arboricultural contractor are: Tree maintenance operations including pruning, and related works to relevant British Standards (see our Tree Work Terminology page) Tree planting operations and aftercare/establishment programmes Tree felling, including dismantling of dangerous trees or trees in confined spaces Advice and guidance on the above. In addition some contractors may undertake pest […]
Choosing a Tree Professional, Tree Advice
How do I select the right Tree Surgeon?
First, refer to the Arboricultural Association's official guide to choosing your tree surgeon When making an appointment with an ARB Approved Contractor clients should advise the contractor whether advice on trees is required, or if a specification for works already exists against which the contractor’s quotation is sought Clients are advised to obtain more than […]
Benefits of Trees, Tree Advice
What are the benefits of urban trees?
Tree Advice, Trees and your Neighbours
Can I get my neighbour to cut back or reduce the height of their trees or hedge?
In most situations the simple answer to this is no. You have a common law right to prune back parts of a tree or hedge growing over the boundary into your property (subject to any legal restrictions being overcome first such as Tree Preservation Orders or conservation areas) but you cannot compel the owner of the trees or […]
Tree Advice, Trees and your Neighbours
Branches or roots from my neighbour’s tree are growing over my boundary. What can I do?
Under ‘common law’, you may be able to prune branches and roots which grow over your boundary. However, you also have a legal duty to take ‘reasonable care’ whilst undertaking any works and you may be liable if you damage the tree or cause it to become unstable. It is therefore unwise to undertake works […]
Tree Advice, Trees and Wildlife
When is the bird nesting season?
The ‘Bird Nesting Season’ is officially from February until August (Natural England) and it is recommended that vegetation works (tree or hedge cutting) or site clearance should be done outside of the nesting season. However, in reality the nesting period may start before this and extend beyond it, in some cases. The busiest time for […]
Tree Advice, Trees and Wildlife
What should I do to make sure that Bats are not affected by tree work?
All British Bat species are protected by law and many bats roost in trees; although some bat species have adapted to living in buildings, trees still remain important throughout the year for most of the UK’s 16 species. Suitable trees are becoming fewer and further between as older and hollow trees, which provide holes to roost […]
Tree Advice, Trees and Wildlife
What birds are protected?
There is often the misconception that some birds are exempt from protection i.e. feral pigeons, magpies, crows etc., but this is not the case: All wild birds are protected under the Wildlife and Countryside Act 1981 (as amended) whilst they are actively nesting or roosting. It is also an offence to take or destroy any wild bird […]
Tree Advice, Tree Maintenance, Trees and the Law
Do I need permission to carry out work on trees on my property?
If your trees are protected by a Tree Preservation Order, or you are within a Conservation Area, or the trees are protected by a condition attached to a planning permission, then you will need consent for the works. Find out if your tree has a TPO More detailed information on TPOs: www.gov.uk/guidance/tree-preservation-orders-and-trees-in-conservation-areas#Flowchart-1-Making-and-confirming-TPO
Featured Advice, General Tree Care, Tree Advice, Trees and the Law
How can I get a Tree Preservation Order made on a tree that I think is at risk of being felled or damaged?
Your local council is responsible for making Tree Preservation Orders (TPO). You should contact your local authority and speak to the tree officer or someone in the planning department who should determine whether the making of a TPO is appropriate. More detailed information on TPOs: www.gov.uk/guidance/tree-preservation-orders-and-trees-in-conservation-areas#Flowchart-1-Making-and-confirming-TPO
Tree Advice, Trees and the Law
How can I find out if the trees within my ownership are protected?
You can check to see if a property or area of land has a Tree Preservation Order on it, or if it is located within a Conservation Area, by looking at the council website or by contacting the local council (usually the planning department). If your tree is protected then you will need to apply […]
Choosing a Tree Professional, Tree Advice, Trees and the Law
A brief guide to legislation for trees
The following advice applies to England only and is for guidance purposes only. Some trees are protected by legislation, and it is essential that you establish the legal status of trees prior to carrying out works to them. Unauthorised work to protected trees could lead to prosecution, resulting in enforcement action such as fines or […]
General Tree Care, Tree Advice, Tree Maintenance
What should I do if tree roots cause cracks in my driveway - does it mean that my house will be damaged next?
Tree roots typically grow close to the surface, and it is not uncommon for them to develop on the underside of hard surfaces such as driveways, which can lead to cracks developing through physical pressure. This damage is frequently superficial, and there is a range of options available which include: do nothing; repair the cracks; […]
Featured Advice, Tree Advice, Trees and your Neighbours
Can I stop my neighbour building close to my tree?
You may be able to depending on the importance of the tree, the nature of the building proposed and distance between the proposed building and the tree in question.
Tree Advice, Trees and the Law, Trees and your Neighbours
My neighbours are unhappy that a tree growing in my garden overhangs their property and say that they have the right to cut it back. Is this correct?
Under common law rights a neighbour can cut back any foliage that overhangs the boundary to the boundary line without reference to the owner of the tree/shrub
Tree Advice, Trees in Public Spaces
How do I report a problem with a tree on council land?
If you have any concerns or enquiries about a tree on Council land, contact the Council directly.
Tree Advice, Tree Maintenance, Understanding Tree Work
A brief guide to tree work terminology and definitions
It is important that clients understand the basic terms commonly used to describe tree work operations so that they can ask for what they want or understand what the arboriculturist is recommending.
General Tree Care, Tree Advice
What is the minimum distance to plant trees from a house?
If the building work proposed requires planning consent, all trees which could potentially be affected by the development (including those off-site) should be assessed by an arboricultural consultant in accordance with British Standard BS5837 Trees in Relation to Construction – Recommendations, and details of this submitted to the Local Planning Authority with the planning application. […]
General Tree Care, Tree Advice, Trees in Public Spaces
How close to my house should a tree be?
In spite of what you may read in newspapers or be told by insurance companies, there are no fixed minimum recommended distances that you should plant trees of certain species from buildings. When choosing a tree or trees to plant, you should give careful consideration to design, in particular how they will fit with their […]
Tree Advice, Trees and the Law, Trees and your Neighbours
How close can I build to my tree?
If the building work proposed requires planning consent, all trees which could potentially be affected by the development (including those off-site) should be assessed by an arboricultural consultant in accordance with British Standard BS5837:2012 Trees in relation to design, demolition and construction – Recommendations, and details of this submitted to the Local Planning Authority with the […]
Tree Advice, Tree Health
Will hammering a nail into a tree kill or harm the tree?
Hammering anything into a tree is intrusive and will cause harm; a tree is a living organism and an injury such as this is damaging. The outer bark layer on a tree stem protects against disease and decay, anything that breaches it can allow the entry of harmful organisms. The significance of any harm will […]
Tree Advice, Tree Health
What’s the fungus growing on my tree? Will it kill the tree or make it unsafe?
If your tree is showing symptoms of ill health, which may be related to pest or disease, cultural or other reasons, you can send samples to the following organisations for analysis. Or consider engaging the service of an Arboricultural Association Registered Consultant or Approved Contractor. Please note: charges apply for these services. The Forestry Commission […]
Tree Advice, Understanding Tree Work
What training & qualifications should tree workers have?
Legal Requirements The Health and Safety at Work etc Act 1974 and the Management of Health and Safety at Work Regulations 1999 place general duties on employers and the self-employed to provide health and safety information and training.  Provision and Use of Work Equipment Regulations 1998 place more specific duties on employers and the self-employed to ensure that any […]
Responsibility for Dangerous Trees, Tree Advice
I'm worried about the safety of my tree - can a tree officer or someone come and inspect it?
Council Tree Officers are not in post to give independent advice to the public about their trees or to recommend individual contractors or consultants. We advise residents to seek help and advice when they are concerned from professionals who are approved by a recognised body such as the Arboricultural Association. The Arboricultural Association has a […]
Responsibility for Dangerous Trees, Tree Advice
I have a tree which is outside my boundary and not under my control - whose responsibility is it?
The law is very clear with regard to a tree owner’s ‘duty of care’ and legally, the owner of the land is responsible for trees growing on their land. You should contact your local Council if there tree is growing on Council owned or managed land. Local government tree officers are usually responsible for the […]
Responsibility for Dangerous Trees, Tree Advice, Uncategorized
I do not know who owns a tree I'm concerned about – who do I contact?
Local Councils do not hold records of land ownership, and therefore cannot advise on the ownership of trees, you should contact the Land Registry who hold details of land ownership. A charge is made for this service. The tree belongs to the person upon whose land it has originally grown. Even if its branches or, […]
Tree Advice, Tree Maintenance, Understanding Tree Work
Are there any times of year when tree works should not be undertaken?
Ideally, tree works should not be undertaken during the spring time period, when the 'sap is rising' to enable the leaves to flush (come out) and photosynthesis to begin, and during the autumn, when the tree is drawing nutrients back into itself from the leaves as they go brown.
Tree Advice, Trees in Public Spaces, Understanding Tree Work
Do you need any form of training before you can set out traffic management signs and cones on a public highway in order to carry out tree works?
We strongly advise that tree work contractors undertake appropriate training for all activities they carry out in order to comply with legislation
Tree Advice, Valuing Trees
What is the Helliwell system and how much is a “point”?
The Helliwell System is one of several methods of placing a monetary value on the visual amenity provided by individual trees and/or woodland.
Choosing a Tree Professional, Tree Advice
What are the typical services of an arboricultural contractor?
The are a wide range of services a professional arborist can offer you. Find out more
Choosing a Tree Professional, Tree Advice
Qualifications and other initials
A guide to professional qualifications and post nominals.
Choosing the right trees surgeon
Choosing a Tree Professional, Featured Advice, Tree Advice
Choosing your Tree Surgeon
How to identify a tree professional with all the things to look out for when choosing who to use
Choosing a Tree Professional, Tree Advice
How do I select the right Tree Surgeon?
When you are thinking of having any tree work carried out, always consider how to select the right tree surgeon
Benefits of Urban Trees
Benefits of Trees, Tree Advice
Benefits of Urban Trees
Check out this amazing Infographic describing the benefits of urban trees
Tree Advice, Trees and the Law
How can I find out if the trees within my ownership are protected?
You can check to see if a property or area of land has a Tree Preservation Order on it, or if it is located within a Conservation Area, by looking at the council website or by contacting the local council (usually the planning department). If your tree is protected then you will need to apply […]

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Arboricultural Association
The Malthouse, Stroud Green, Standish, Stonehouse, Gloucestershire GL10 3DL

Arboricultural Association Ltd. A company registered in England at The Malthouse, Stroud Green, Standish, Stonehouse, Gloucestershire GL10 3DL, UK. Company number 4070377.
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