Landscape Plants Objectives List & describe the 6 shapes of trees.  List & describe the 7 shapes of shrubs.  Describe the factors that are important.

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Transcript Landscape Plants Objectives List & describe the 6 shapes of trees.  List & describe the 7 shapes of shrubs.  Describe the factors that are important.

Landscape
Plants
Objectives
List & describe the 6 shapes of
trees.
 List & describe the 7 shapes of
shrubs.
 Describe the factors that are
important in selecting trees or
shrubs.

Types of Plants
Native – plants that are natural
to the area
 Exotic – Introduced to the area
 Naturalized – were exotic but
have adapted well to the area
and now occur naturally

Trees
Act as the ceiling for the
outdoor living room (yard).
 Provide Shade

Selecting A Tree

Pay attention to:
 Height of tree
 How low the branches are to
the ground
 Density of foliage

Pay attention to:
 Whether the tree is
deciduous or evergreen
 Seasonal color, foliage
texture, flower and/or fruit
bearing
 Hardiness

Pay attention to:
 Ease of transplanting
 Resistance to Insects or
disease
Types of Trees
Wide-oval
 Vase-Shaped
 Pyramidal
 Round
 Columnar
 Weeping

Wide-oval
Much wider than tall
 Often a small tree
 Branches low to the ground
 Works well to frame & screen
 A focal point plant

Wide-oval
Vase-shaped
High, wide-spreading branches
 Usually gives excellent shade
 Allows human activity
underneath
 Make excellent street trees

Vase-shaped
Pyramidal
Shape is less noticeable as the
trees mature
 Accent plant
 Large, high branching trees
allow human activity beneath

Pyramidal
Round
Width & Height are nearly equal
 Usually Dense
 Lawn trees
 Can be to create grove effects
 If large, can be used to create
heavy shade

Round
Columnar
Much taller than wide
 Accent Plant
 Frames views & structures
 Useful in formal settings

Columnar
Weeping
Very Graceful
 Attracts the eye (focal point)
 Screens
 Not useful if you want to use the
lawn underneath the tree

Weeping
Weeping
Shrubs
Multistemmed
 Used as the wall element

Selecting a Shrub

Pay attention to:
 The silhouette of the shrub
 Its branching structure
 Size
 Texture & Density
 Color Contributions

Pay attention to:
 Attraction to birds & other
wildlife
 Existing soil conditions
 Hardiness
 Resistance to attacks by
insects & disease
Types of Shrubs







Globular
Low & Creeping
Spreading
Arching
Pyramidal
Upright & Loose
Columnar
Globular
As wide as is tall
 Attracts attention
 Accent plant
 Use with a single pyramidal to
create a strong eye attraction
 Does not mass very well.

Globular
Low & Creeping
Low growing
 Much wider than tall
 Masses well
 Use to edge sidewalks or
cascade over walls
 Controls erosion

Low & Creeping
Spreading
Wider than tall
 Medium to large shrub
 Masses well
 Use at corners of buildings
 Useful for screening, privacy &
traffic control

Spreading
Arching
Wider than tall
 Graceful
 Softens corners
 Background for flowers &
statues
 Provides screening

Arching
Pyramidal
Taller than wide
 Attracts attention
 Usually evergreen
 Use to mark entries

Pyramidal
Upright & Loose
Taller than wide
 Used for screening & framing
 Used to soften buildings
 Can closely space to create
privacy

Upright & Loose
Columnar
Width about half of height
 Flat topped & dense
 Use for hedges if closely placed
 Mass closely to create a solid
wall

Columnar