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Sustainable Landscape Design for Water Conservation by Tom Barrett Green Water Infrastructure

Sustainable Landscape Design for Water Conservation

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In the midwest 30% of domestic potable water is used outdoors. Most of this water is used for landscape irrigation and overwatering is the single greatest cause of plant death. It has been estimated that 60% of outdoor water use is wasted. Proper plant selection and design can create a water conserving landscape that is beautiful and functional. Native plants and plants adapted to the local climate can save 20% to 50% of outdoor water use. In this webinar you will learn how combining proper plant selection with good soil management practices, and education can significantly reduce outdoor water use

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Page 1: Sustainable Landscape Design for Water Conservation

Sustainable Landscape Designfor Water Conservation

by Tom Barrett ● Green Water Infrastructure

Page 2: Sustainable Landscape Design for Water Conservation

30% of household water use

is used outdoors

(in the Midwest)

Page 3: Sustainable Landscape Design for Water Conservation

60%waterwasted

wastedwater

waterwasted

wastedwater

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It Starts with Soil

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less than1%

runoff

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Compacted Soils

Without Top Soil

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ADD ORGANIC MATTER

7% TO 12%

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Native Plants

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Practical Turf Areas

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Natural Look

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Grasses & Sedges

Yellow Fox SedgeCarex

brachyglossa1’-2’

Brome Hummock SedgeCarex bromoides

1’

Frank’s SedgeCarex frankii

1’-2’

Meadow SedgeCarex granularis

1’

TextText

Courtesy of Fischer Design

Page 13: Sustainable Landscape Design for Water Conservation

Grasses & Sedges

Fox SedgeCarex

vulpinoidea 1’-2’

Tufted Hair GrassDeschampsia

caespitosa1’ - 2’

Reddish BulrushScirpus pendulus

3’-4’

Prairie DropseedSporobolus heterolepis

1’-2’Courtesy of Fischer Design

Page 14: Sustainable Landscape Design for Water Conservation

Wild Flowers

Blue Flag Iris

giganticaerulea

1’-2’May-June

Marsh MilkweedAsclepias incarnata

3’-4’July-Aug

Autumn SneezeweedHelenium

autumnale L.3’-4’Sept-Oct

MonkeyflowerMimulus ringens

2’-4’July-Aug

Page 15: Sustainable Landscape Design for Water Conservation

Trees

Black MapleAcer nigrum

60-70’ tall

Shagbark HickoryCarya ovata

60-80’ tall

HackberryCeltis occidentalis

60-80’ tall

Thornless Honey LocustGleditsia triacanthos f.

inermis40 -70’ tall

Page 16: Sustainable Landscape Design for Water Conservation

Larger Shrubs

Indigo BushAmorpha fruticosa6-15’ tall

Gray DogwoodCornus racemosa

8-10’ tall

Staghorn SumacRhus typhina

15-25’ tall

Prairie WillowSalix humilis

6-712’ tall

Page 17: Sustainable Landscape Design for Water Conservation

Low Growing Shrubs

LeadplantAmorpha

canescens2-4’ tall

New Jersey TeaCeanothus americanus

3-4’ tall

Bush-HoneysuckleDiervilla lonicera

3-5’ tall

Sweet-fernComptonia peregrina

2-64 tall

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Water

Contrary to popular wisdom

plants will not extend roots from dry soil into

moist soil

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Soil Probe

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ALTERNATE SOIL PROBE

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Alternate Water

Sources

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Rain Water

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Gray Water

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HVAC condensation• 15 gallons of water per hour.

• 360 gallons of water per day.

• 2,520 gallons of water per week.

• 10,000 gallons of water a month.

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