Sustainable Landscape Design for Water Conservation
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Transcript of Sustainable Landscape Design for Water Conservation
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Sustainable Landscape Designfor Water Conservation
by Tom Barrett ● Green Water Infrastructure
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30% of household water use
is used outdoors
(in the Midwest)
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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
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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
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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
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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
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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
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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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