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Observatree Blog

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  • Blog

    Host of the month - Ash

    Matt Parratt highlights Common ash (Fraxinus excelsior), the well-known ash dieback disease and its associated pest, Emerald ash borer. 

    Matt Parratt  •  14 Nov 2024

  • Blog

    Host of the month - Sweet chestnut

    Matt Parratt discusses Sweet chestnut (Castanea sativa) and its associated pest: the Oriental chestnut gall wasp, and its associated disease: Sweet chestnut blight.

    Matt Parratt  •  17 Oct 2024

  • Blog

    Host of the month - Maple

    This month Matt Parratt looks at Maples (Sapindaceae family), Asian longhorn beetle and Citrus longhorn beetle. 

    Matt Parratt  •  19 Sep 2024

  • Blog

    The Alder Leaf Beetle - Agelastica alni

    In this blog article John Pitcairn, who has been volunteering with Observatree for 6 years, shares with us his observations of the Alder Leaf Beetle.

    John Pitcairn  •  05 Sep 2024

  • Blog

    From Lens to Lab: The Power of Photography in Tree Disease Identification

    David McKellar discusses the importance of photography in our diagnostic process and offers some guidelines for using our TreeAlert system to report suspected tree pests and diseases.

    David McKellar  •  22 Aug 2024

  • Blog

    Host of the month - Plane

    Matt Parratt highlights Plane trees (Platanus), Plane lace bugs and Plane wilt.

    Matt Parratt  •  15 Aug 2024

  • Blog

    Host of the month - Pine

    Matt Parratt discusses the different types of Pine (Pinus) and Dothistroma needle blight (DNB). 

    Matt Parratt  •  15 Jul 2024

  • Blog

    Host of the month - Beech

    Matt Parratt looks at Beech (Fagus sylvatica) and its associated Beech leaf disease.

    Matt Parratt  •  20 Jun 2024

  • Blog

    Host of the month - Elm

    Matt Parratt reviews Elm (Ulmus species) and the Elm zigzag sawfly.

    Matt Parratt  •  16 May 2024

  • Blog

    Host of the month - True Cedars

    Matt Parratt, Observatree Scientific Coordinator, looks at true cedars (Cedrus species) and Sirococcus blight.

    Matt Parratt  •  01 May 2024

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Observatree is a citizen science project led by Forest Research, in collaboration with key organisations

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Previously 50% funded by the EU's LIFE+ Programme (2013 - 2017)