Search Observatree
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Oak lace bug on a leaf
Video • 00:00:35
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Blog
Negative data is good!
One of the key messages we give Observatree volunteers is that you don’t have to find something to make a survey worthwhile or valuable.
Ellie Barham • 08 Mar 2017
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Blog
Beech Leaf Disease
A new disease of beech trees (Fagus spp.) named ‘Beech leaf disease’ (BLD) is spreading through forest areas in eastern USA and Canada. Charles Lane and Tom Prior discuss the threat posed to UK woods.
Tom Prior • 14 Jul 2022
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Blog
Observatree adapts for Covid-19
As a project, the impact of Covid-19 in 2020 prevented the yearly hands-on Observatree training events for our volunteers and a switch to digital communications has helped tremendously.
Rebecca Gosling • 27 Jul 2021
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Blog
Managing Sweet Chestnut Blight in the South West
Forestry Commission England’s Tree Health team plays an important role in the protection of England’s trees, woods and forests.
Emily Fensom • 23 Jun 2017
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Blog
‘Palmageddon’ heading our way
Anybody visiting tourist resorts in the Mediterranean today will likely encounter large numbers of dying and dead palms. What is the reason for this ‘palmageddon’ in the Mediterranean?
Chris Malumphy • 13 Apr 2018
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Pests and diseases
Acute oak decline
Affects mature oak trees across the UK. Thought to be caused by a bacterium causing oozing of dark fluid from cracks in the bark.
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Blog
No sting in this tale
Find out about how Observatree volunteer, Amanda, made a big difference to the UK's oriental chestnut gall wasp outbreak response.
Amanda Yorweth • 23 Jul 2015
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Blog
Oriental chestnut gall wasp – an update
What has happened with OCGW in the UK since it was first found in 2015?
Chris Malumphy • 27 Jun 2018
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Citrus longhorn beetle - Short video for trade
Video • 00:04:07