Help & Advice Search Results


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A brief guide to tree work terminology and definitions  WHAT’S IN A WORD? Tree pruning may be necessary to maintain a tree in a safe condition, to remove dead branches, to promote growth, to regulate size and shape or to improve the quality of flowers, fruit or timber. Improper pruning can lead to trees becoming unsightly, dise...
 24/11/2015      16:44
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Our members code of ethics and professional conduct  It is worth noting that our members are bound by our code of ethics and professional conduct: Code of Ethics Every member shall uphold the integrity of the profession. Every member shall strive for increasing an objective knowledge of trees and of arboriculture in all t...
 11/01/2016      17:21
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My neighbours are unhappy that a tree growing in my garden overhangs their property and say that the  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 (this includes roots!). If the tree is covered by a Tree Preservation Order (TPO) or is growing within a Conservation...
 24/11/2015      08:15
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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 da  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. Find your local counci...
 24/11/2015      16:05
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How can I diagnose problems with my tree?  If your tree is showing symptoms of ill health, which may be related to pest or disease, cultural or other reasons, samples may be sent to the following organisations for analysis. Please note: charges apply for these services. The Forestry Commission and its tree health di...
 13/12/2015      08:22
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Help for arborists  Help for Arborists is a library of generic and arb-specific guidance resources available for members to download and use. ‌ Help for arborists Here you can find generic HSE guidance and also the AA’s arb-specific guidance in the form of templates, proformas and associated ...
 10/12/2015      09:49
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i-Tree  i-Tree Eco What is i-Tree Eco? i-Tree is a suite of open source, peer-reviewed and continuously improved software tools developed by the USDA Forest Service and collaborators to help urban foresters and planners assess and manage urban tree populations and the ben...
 30/10/2017      12:10
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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 assessme...
 12/12/2015      19:36
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What are the regulations for working at height?  WORKING AT HEIGHT REGULATIONS 2005 Introduction After some well publicised delays, the  Work at Height Regulations 2005  came into force on 6 April 2005. They implement the  European Temporary Work at Height Directive (2001/45/EEC) , and are intended to reduce deaths an...
 25/11/2015      10:08
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Background to the HSE decision on two rope working  History The issue of guidance to climbing arborists on the use of ‘two separate and independently anchored lines’ as a legal requirement goes back to 2003 when the EU Directive on Work at Height was circulated and to the subsequent introduction of the Work at Height Regulati...
 15/08/2019      14:02
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