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Principles and Practices for Pruning Trees Around the Home and Landscape

Eric Wiseman
February 11, 2023

Principles and Practices for Pruning Trees Around the Home and Landscape

Presentation given at the 2023 Southwest Landowner Woods & Wildlife Conference in Wytheville, Virginia on February 11, 2023.

Eric Wiseman

February 11, 2023
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  1. Principles and Practices for Pruning Trees Around the Home &

    Landscape 2023 Southwest Landowner Woods & Wildlife Conference • Feb. 11, 2023 P. Eric Wiseman, PhD Associate Professor of Urban and Community Forestry Dept. of Forest Resources and Environmental Conservation Virginia Tech [email protected] linktr.ee/EricWiseman @vtarborist Source: www.thetreecenter.com/the-basics-of-tree-trimming
  2. 02  26 Presentation Outline o Purpose of tree pruning

    o Tree biology background o Tree pruning tools o Tree pruning methods o Pruning trees safely Goal: Be able to recognize tree pruning needs and perform basic tree pruning safely and effectively 2023 Southwest Landowner Woods & Wildlife Conference • Feb. 11, 2023
  3. 03  26 Purpose of Tree Pruning 2023 Southwest Landowner

    Woods & Wildlife Conference • Feb. 11, 2023 Trees Around Our Homes and Landscapes
  4. 04  26 Purpose of Tree Pruning 2023 Southwest Landowner

    Woods & Wildlife Conference • Feb. 11, 2023 Pruning is selective removal of tree parts to achieve a management objective Appearance Health Safety Functionality Size Shape Density Flowering Tidiness Sanitation Eradication Light infiltration Air flow Crown:root balance Defects Storm damage Utility clearance Site lines Wildfire buffer Screening Wind break Vistas Fruit Solar access
  5. 06  26 Tree Biology Background 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Trunk Lateral Branch (Child) Terminal Branch (Parent)
  6. 07  26 Tree Biology Background 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Trunk or Parent Branch Branch Bark Ridge Branch Collar Lateral Branch Branch Union Branch Callus Trees Don’t Heal – They Seal
  7. 08  26 Tree Pruning Tools 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Clipping Tools Sawing Tools Pole Tools Size ¼” 2”
  8. 09  26 Tree Pruning Tools 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Clipping Tools Sawing Tools Pole Tools Size 4” 8”
  9. 10  26 Tree Pruning Tools 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Clipping Tools Sawing Tools Pole Tools
  10. 11  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Crown Cleaning Crown Thinning Crown Raising Crown Reducing Best Practices • Avoid excessive removal of leaf area • Avoid large-diameter cuts (wounds) • Avoid removing large branches at trunk • Avoid growing-season for some pests • Pruning sealants typically not needed • Hire a qualified arborist for big jobs
  11. 12  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Before Cleaning After Cleaning Source: Tree Care Industry Association . (2010). Tree Care Specialist Training Manual.
  12. 13  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Before Thinning After Thinning Source: Tree Care Industry Association . (2010). Tree Care Specialist Training Manual.
  13. 14  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023
  14. 15  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Before Raising After Raising Source: Tree Care Industry Association . (2010). Tree Care Specialist Training Manual.
  15. 16  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Source: saveberwyntrees.blogspot.com/2014/05/trees.html Source: hort.ifas.ufl.edu/woody/pruning.shtml
  16. 17  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Before Reducing After Reducing Source: Tree Care Industry Association . (2010). Tree Care Specialist Training Manual.
  17. 18  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Source: www.spsonline.com/sps Source: washingtondnr.wordpress.com
  18. 19  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 1 3 2 Three-Cut Method of Branch Removal Rip Cut
  19. 20  26 Tree Pruning Methods 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Source: hort.ifas.ufl.edu/woody/pruning.shtml Collar Cut Flush Cut Stub Cut Branch bark ridge and collar intact Branch bark ridge and collar damaged Excess branch remains
  20. 21  26 Pruning Trees Safely 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Personal Protective Equipment
  21. 22  26 Pruning Trees Safely 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023
  22. 23  26 Pruning Trees Safely 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023 Source: nlhydro.com/good-to-know/never-cut-trees-near-power-lines Source: www.powerwater.com.au/customers/safety-and-emergencies/updates/trees-and-powerlines
  23. 24  26 Pruning Trees Safely 2023 Southwest Landowner Woods

    & Wildlife Conference • Feb. 11, 2023
  24. o Have a clear objective for pruning to avoid wasted

    effort and tree stress o Choose suitable tools and keep them maintained for safe, efficient pruning o Use pruning methods that are suitable for the tree species, age, and vitality o Wear personal protective equipment and hire a qualified arborist if unsure of what to prune or how to prune it 25  26 Take Home Messages Source: unsplash.com/photos/UewgGfZgYj0 2023 Southwest Landowner Woods & Wildlife Conference • Feb. 11, 2023
  25. Principles and Practices for Pruning Trees Around the Home &

    Landscape 2023 Southwest Landowner Woods & Wildlife Conference • Feb. 11, 2023 P. Eric Wiseman, PhD Associate Professor of Urban and Community Forestry Dept. of Forest Resources and Environmental Conservation Virginia Tech [email protected] linktr.ee/EricWiseman @vtarborist 26  26