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Landscaping with Trees and Shrubs Rick Abrahamson University of Minnesota Extension Service abrah195@umn.edu 218-299-7225 or 1-800-299-5020 Minnesota Gardening Calendars “Touch trees – connect with nature” – Dr. Alex Shigo What this talk is all about Landscape Planning Design Process

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landscaping with trees and shrubs

Landscaping with Trees and Shrubs

Rick Abrahamson

University of Minnesota Extension Service

abrah195@umn.edu

218-299-7225 or 1-800-299-5020

what this talk is all about
What this talk is all about
  • Landscape Planning
    • Design Process
    • Selecting Plant Materials
    • Rick’s Favorite Trees and Shrubs
    • Rick’s Rules of Tree ID
  • Landscape Installation
    • Purchasing
    • Planting
    • Mulching
  • Landscape Maintenance
    • Watering
    • Fertilization
    • Mulching
    • Disease and Insect Management
period of interest
Period of Interest
  • Spring

Graphic source: discoveryschool.com

period of interest6
Period of Interest
  • Spring
  • Summer

Graphic source: discoveryschool.com

period of interest7
Period of Interest
  • Spring
  • Summer
  • Fall

Graphic source: discoveryschool.com

period of interest8
Period of Interest
  • Spring
  • Summer
  • Fall
  • Winter

Photo source: pdphoto.org

Graphic source: discoveryschool.com

elements of art10
Elements of Art
  • Color
  • Line

Graphic source: University of Florida

elements of art11
Elements of Art
  • Color
  • Line
  • Form

Graphic source: University of Florida

elements of art12
Elements of Art
  • Color
  • Line
  • Form
  • Texture

Graphic source: University of Florida

elements of art13
Elements of Art
  • Color
  • Line
  • Form
  • Texture
  • Scale
principles of design15
Principles of Design
  • Unity
  • Balance

Graphic source: discoveryschool.com

principles of design16
Principles of Design
  • Unity
  • Balance
  • Transition

Graphic source: University of Florida

principles of design17
Principles of Design
  • Unity
  • Balance
  • Transition
  • Proportion

Graphic source: University of Florida

principles of design18
Principles of Design
  • Unity
  • Balance
  • Transition
  • Proportion
  • Rhythm

Graphic source: discoveryschool.com

principles of design19
Principles of Design
  • Unity
  • Balance
  • Transition
  • Proportion
  • Rhythm
  • Focalization
principles of design20
Principles of Design
  • Unity
  • Balance
  • Transition
  • Proportion
  • Rhythm
  • Focalization
  • Repetition
principles of design21
Principles of Design
  • Unity
  • Balance
  • Transition
  • Proportion
  • Rhythm
  • Focalization
  • Repetition
  • Simplicity
selecting plant materials
Selecting Plant Materials
  • Hardiness zones
    • 3 or 4?
    • Lowest minimum temperature
    • Other factors to consider

Graphic source: USDA

favorite deciduous trees
Favorite Deciduous trees
  • Acer platanoides Norway Maple
  • Aesculus spp.
    • A. glabra Ohio Buckeye
    • A. sylvatica
      • ‘Autumn Splendor’ Autumn Splendor Buckeye
  • Betula nigra River Birch
  • Catalpa speciosa Northern Catalpa
  • Celtis occidentalis Common Hackberry
  • Ginkgo biloba Ginkgo
  • Gleditsia triacanthos var. inermis Thornless Honey-locust
  • Gymnocladus dioicus Kentucky Coffee-tree
  • Larix spp.
    • L. decidua European Larch
    • L. laricina American Larch (Tamarack)
favorite deciduous trees24
Favorite Deciduous Trees
  • Malus spp.
      • ‘Red Splendor’ Red Splendor Crabapple
      • ‘Spring Snow’ Spring Snow Crabapple
  • Phellodendron amurense Amur Corktree
  • Prunus maackii Amur Chokecherry
  • Pyrus ussuriensis ‘Mordak’ Prairie Gem Pear
  • Quercus macrocarpa Bur Oak
  • Sorbus spp.
    • S. aucuparia European Mountain-ash
    • S. decora Showy Mountain-ash
  • Tilia spp.
    • T. americana American Linden
      • ‘Redmond’
    • T. cordata Littleleaf Linden
favorite coniferous trees
Favorite Coniferous Trees
  • Larix spp.
    • L. decidua European Larch
    • L. laricina American Larch (Tamarack)
  • Pinus spp.
    • P. nigra Austrian Pine
    • P. ponderosa Ponderosa Pine
    • P. sylvestris Scotch Pine
  • Picea spp.
    • P. glauca densata Black Hills Spruce
    • P. pungens Colorado Spruce
favorite deciduous shrubs
Favorite Deciduous Shrubs
  • Buxus microphylla var. koreana Korean Littlefeaf Boxwood
  • Cornus spp.
    • C. alternifolia Pagoda Dogwood
    • C. racemosa Gray Dogwood
    • C. sericea Red Twig Dogwood
  • Euonymus alatus Winged Euonymus
  • Fosythia x ‘Meadowlark’ Meadowlark Forsythia
  • Philadelphus spp Mockorange
  • Potentilla fruitcosa Potentilla
  • Rhus spp.
    • R. glabra Smooth Sumac
    • R. typhina Staghorn Sumac
  • Spirea spp. Spirea
  • Viburnum spp.
    • V. opulus European Cranberrybush
    • V. trilobum American Cranberrybush
favorite coniferous shrubs
Favorite Coniferous Shrubs
  • Juniperus spp.
    • J. chinensis
      • ‘Pfitzereriana’ Pfitzer Juniper
    • J. horizontalis Creeping Juniper
      • ‘Wiltoni’ Blue Rug Juniper
    • J. procumbens Japgarden Juniper
    • J. sabina ‘Arcadia’ Arcadia Savin Juniper
    • J. scopulorum Rocky Mountain Juniper
  • Picea spp.
    • P. abies Norway Spruce
    • P. pungens Colorado Spruce
      • ‘Montgomery’ Montgomery Spruce
favorite coniferous shrubs28
Favorite Coniferous Shrubs
  • Pinus spp.
    • P. cembra Swiss Stone Pine
    • P. mugo Mugo Pine
  • Taxus spp.
    • T. cuspidata
      • ‘Capitata’ Upright Japanese Yew
    • T. x media
      • ‘Taunton’ Taunton Yew
  • Thuja occidentalis American Arborvitae
rick s rules of tree identification
Rick’s Rules of Tree Identification
  • Buds, buds, buds are always best
rick s rules of tree identification30
Rick’s Rules of Tree Identification
  • Buds, buds, buds are always best
rick s rules of tree identification32
Rick’s Rules of Tree Identification
  • “Touch trees, connect with nature”
    • Dr. Alex Shigo
purchasing plants
Purchasing Plants
  • Diseases
  • Insects
  • Roots
  • Size
slide34

Purchasing Plants

  • Balled in burlap
  • Bare root
  • Container grown
  • Potted
  • Tree spaded
planting time
Planting Time
  • Site selection
  • Planting
  • Mulching
  • Watering
  • Fertilizing
care of trees and shrubs
Care of Trees and Shrubs
  • Insect
  • Disease
  • Fertilization
  • Watering
  • Pruning
  • Mulch
where to get help
Minnesota residents

Clay county extension

299-5020

299-7225 (horticulture)

AnswerLine

800-854-1678

INFO-U

800-525-8636

Yard & Garden Line

612-624-4771

Farm Information Line

800-232-9077 or fil@umn.edu

North Dakota residents

Cass county extension

241-5700

241-5707 (horticulture)

Where to get help
websites of interest
Websites of interest
  • Clay County Extension – www.co.clay.mn.us/Depts/Extensio/Extensio.htm
  • Cass County Extension – www.ext.nodak.edu/county/cass
  • University of Minnesota Extension – www.extension.umn.edu
  • North Dakota State University Extension – www.ext.nodak.edu
  • Iowa State Extension – www.extension.iastate.edu
  • University of Wisconsin Extension – www.uwex.edu
  • Ohio State University Extension – http://extension.osu.edu
sources cited
Sources cited
  • UF/IFAS, Basic Principles of Landscape Design, Circular 536, June 1991. http://edis.ifas.ufl.edu/MG086
  • www.discoveryschool.com
  • http://pdphoto.org
  • Dirr, Michael A., The Interactive Manual and Photo Library of Woody Landscape Plants, Varsity Press, www.nobleplants.com