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Tree Pests, Diseases and Disorders




Simon Cox

6 hours

Places Available

1 day ( 9.00 - 16.30 approximately) 

Exc. VAT Inc. VAT

Course Objectives:

By the end of this course you will be able to:

• Understand what a healthy tree requires and factors that can disrupt normal function.
• Follow a repeatable, methodical approach to examining trees.
• Make a diagnosis based on your observations.
• Identify sources of further information/help.
• Understand how to provide management advice.
• Understand the need for biosecurity and implement good practice during the course of your work.

Presented by Jim Mullholland, Arboricultural Association Technical Officer   

This course entitles you to CEU's see this link 

Course Content:

This one day classroom course will cover:

  • A healthy tree
  • Invasive species
  • Examining the tree
  • Making a diagnosis
  • Using a reference book
  • Example pest, diseases or disorders,
  • Management advice
  • Biosecurity

Printed materials provided: (posted at least one week prior to the course):

• AA's: Tree Pests and Diseases - An Arborists' Field Guide
• AA's: Diagnosis of Ill Health in Trees


Arboricultural Association attendance certificate

Module Pre-requisites:


Terms of Cancellation or Amendments to details

  • We reserve the right to cancel courses and refund applicants if there is insufficient demand.
  • A FULL charge will be applied to any booking cancelled less than 10 working days before the event.
  • A £30 administration charge may be applied to changes made to bookings that have been received and acknowledged.

For all course bookings outside the UK and Europe, please email training@trees.org.uk