1. WATER-SAVING
LANDSCAPING
LOW-MAINTENANCE SOLUTIONS FOR
INTERMOUNTAIN REGIONS

2. CHALLENGES
• HOT TEMPERATURES
• COLD TEMPERATURES
• SHORTER GROWING SEASON
• DRYING WINDS
• DELUGE/DROUGHT
• POOR SOIL
Water-Saving Landscaping
April 18, 2010
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3. SOLUTIONS
• WINDBREAKS
• XERISCAPING
• SOIL AMENDMENT
• NATIVE PLANTS
Water-Saving Landscaping
April 18, 2010
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4. WINDBREAKS
• STRUCTURES
• FENCES
• WALLS
Water-Saving Landscaping
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5. WINDBREAKS
• PLANTS
• TREE LINES
• HEDGES
Water-Saving Landscaping
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6. WATER CYCLE
CLOUDS
• CLOUDS
• CONDENSATION AND PRECIPITATION
• RUNOFF AND PERCOLATION
CONDEN
SATION
AND
PRECIPIT
ATION
TRANSPI
RATION
• EVAPORATION
• TRANSPIRATION
EVAPOR
ATION
Water-Saving Landscaping
RUNOFF
AND
PERCOL
ATION
April 18, 2010
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7. WATER
CONSUMPTIO
N
Activity Average
Brushing teeth
Washing hands
Toilet flush
Shaving 10
Shower (8 min.)
Bath
36
Dishwasher
Dishes by hand
Clothes washer
Lawn (20 min.)
Conservative
2
0.5
2
0.5
5
2
1
20
5
15
15
7
20
5
40
25
200
200
WATER CONSUMPTION
Lawn (20 min.)
Clothes washer
Dishes by hand
Dishwasher
Bath
Shower (8 min.)
Shaving
Toilet flush
Washing hands
Brushing teeth
Activity
0
50
Serie 3
Water-Saving Landscaping
100
Serie 2
150
200
Serie 1
April 18, 2010
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8. WATER CONSUMPTION
Activity
Average
Conservative
Brushing teeth
2
0.5
Washing hands
2
0.5
Toilet flush
5
2
Shaving
10
1
Shower (8 min.)
20
5
Bath
36
15
Dishwasher
15
7
Dishes by hand
20
5
Clothes washer
40
25
Lawn (20 min.)
Water-Saving Landscaping
200
200
April 18, 2010
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9. XERISCAPING
• PLANTING STRATEGIES THAT CONSERVE WATER
Water-Saving Landscaping
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10. XERISCAPING
• NO ADDITIONAL WATERING
Water-Saving Landscaping
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11. XERISCAPING
• DRIP IRRIGATION
Water-Saving Landscaping
April 18, 2010
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12. SOIL AMENDMENT
• EASTERN WASHINGTON LOSES MORE THAN
10 TONS OF SOIL PER ACRE PER YEAR
TO RAINFALL RUNOFF
Water-Saving Landscaping
April 18, 2010
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13. NATIVE PLANTS
• TOLERATE TEMPERATURE RANGE
• TOLERATE DROUGHT
• PREVENT EROSION
• SUPPORT NATURAL ECOSYSTEM
• ATTRACT POLLINATORS
• NEED LITTLE OR NO MAINTENANCE
• SUSTAINABLE
Water-Saving Landscaping
April 18, 2010
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14. TEMPERATURE RANGE
Seasonal Temperatures
Winter
Spring
Summer
Fall
Minimum
18
41
73
43
Average
29
57
89
54
Maximum
40
72
105
65
Water-Saving Landscaping
April 18, 2010
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15. TEMPERATURE RANGE
105
89
73
72
57
54
43
41
40
29
18
5
WINTER
SPRING
MINIMUM
Water-Saving Landscaping
AVERAGE
SUMMER
MAXIMUM
FALL
Columna1
April 18, 2010
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16. NATIVE PLANTS
Photos courtesy
Water-Saving Landscapingof
Rugged Country Plants
April 18, 2010
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