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Diseases and Management of Big Leaf Maples in the Urban Environment

Diseases and Management of Big Leaf Maples in the Urban Environment. Roles of maples Kinds of diseases What problems are most prominent? IPM – The big picture on maple management Big leaf maple – Acer macrophyllum. What role do big leaf maples play in the urban environment?

cathleen-guerrero
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Diseases and Management of Big Leaf Maples in the Urban Environment

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  1. Diseases and Management of Big Leaf Maples in the Urban Environment • Roles of maples • Kinds of diseases • What problems are most prominent? • IPM – The big picture on maple management Big leaf maple – Acer macrophyllum

  2. What role do big leaf maples play in the urban environment? How prominent are they, are new ones constantly being planted, are they a tree people like, how many big leafmaples are in urban areas compared to other areas, is there an aesthetic or other sort of value associated with having bigleave maples around? Roles of Maples

  3. Big Leaf Maples

  4. Big Leaf Maples • Background • Habitat and range • Native plant gardening / wildlife habitat • Wood / other value • Additional information (!)

  5. What signs and symptoms do urban big leaf maples often show? What kind of diseases do big leaf maples get? Kinds of Diseases

  6. Verticillium

  7. V e r t i c i l l i u m • Basic facts • Disease cycle • Symptoms (internal) • Symptoms (external) • Diagnosis • Control

  8. Some prominent (most common, or most serious?) issues. Diseases. Fungi, insect, bacteria, or people? A simplified version of the life cycle of the disease. How, where, how much, and from where? What problems are most prominent?

  9. Treatments? What kinds of treatments? What is being done to manage big leaf maples in urban areas? IPM – The big picture on maple management ?

  10. Big Leaf Maples P R O H I B I T T E D ! Prohibited Street Trees for SeattleCity Ordinance No. 90047 names the following trees as prohibited: • Acer macrophyllum (Bigleaf maple, Oregon maple). • Populus trichocarpa, P. deltoides (Cottonwoods). • Populus Nigra (Lombardy poplar). These species have aggressive roots. The wood of some species is brittle and breaks up in wind.

  11. Planning and budgeting for urban forestry“The Budget”

  12. What does the future hold for the presence of big leaf maples in the urban environment? What are the costs associated with managing urban big leaf maple trees? Management and upkeep costs The costs in property damage and personal injuries from danger trees The future of big leaf maples in the urban environment

  13. Questions?

  14. Thank you!

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