Xer is Cape Gardening
Transcript of Xer is Cape Gardening
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Xeriscape GardeningXeriscape Gardening
Department of Horticulture & LandscapeArchitecture
Oklahoma Cooperative Extension Service
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Xeriscape HistoryXeriscape History
Denver water department - 1978 Reduce irrigation
Based on sound horticultural principles
Also known as water-wiseTM, waterefficient, watersaver
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XeriscapeXeriscape--What is it?What is it?
Xeri - scape Pronounced zeri-scape xeri= dry
scape= vista Quality landscaping that conserves
water and protects the environment.
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Misconception #1:Misconception #1:
Xeriscape means rocks and yucca, orcactus and gravel
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Misconception #2:Misconception #2:
Xeriscape means no lawns.
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Misconception #3:Misconception #3:
Xeriscape means dry landscaping only.
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Seven fundamentals
1. Plan and design
2. Consider improving the soil
3. Use appropriate plants and zone the landscape
4. Create practical turf areas5. Consider using mulches
6. Irrigate efficiently
7. Maintain the landscape appropriately
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Plan & DesignPlan & Design
Begin with a well-thought-out design
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Plan & DesignPlan & Design
Start with a siteanalysis . . . Assess factors that
influence water aswell as good or badviews
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Plan & DesignPlan & Design
. . . and inventory Existing structures,trees, shrubs, and
turf areas, etc.
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Plan & DesignPlan & Design
Consider- Budget,
Appearance,
Function, Maintenance,
Water needs
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Plan & DesignPlan & Design
Refer to localresources
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Plan & DesignPlan & Design
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Plan & DesignPlan & Design
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Plan & DesignPlan & Design
Hard surfaces andthe use of heatbarriers
Shade Organic materials
Fences or hedges
Control airmovement
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Improve SoilImprove Soil Add organic matter to soil of shrub and
flower beds Improves plant health & conserves water
By absorbing and storing water in a formavailable to plants
Till in 4 inches of organic material
Not practical for trees and grass areas
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Use Appropriate Plants and Zone LandscapeUse Appropriate Plants and Zone Landscape
Use native plants
when possible Well-adapted
exotic plants mayalso be used
Drought tolerant
does not meanplant and forget
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Use Appropriate Plants and Zone LandscapeUse Appropriate Plants and Zone Landscape
Low water usezones
Moderate water
use zones High water use
zones
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Create Practical Turf AreasCreate Practical Turf Areas
Turf areas should bebased on life style,site conditions, and
water needs Traditional turfareas require more
water
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Create Practical Turf AreasCreate Practical Turf Areas Turfgrasses vary in their need for
irrigation Fescue, bluegrass, ryegrass (use the most
water)
Hybrid bermudas like Tifway
Zoysiagrass
Common bermudagrass, U-3 Buffalograss (uses the least water)
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Create Practical Turf AreasCreate Practical Turf Areas
Consider: Reducing the size of water-sensitive
lawns through the use of patios, decks,shrub beds and groundcovers
The ease or difficulty of watering theproposed area Long narrow and small odd-shaped areas are
difficult to irrigate efficiently
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Use MulchesUse Mulches
Mulch Conserves soil moisture
Reduces weeds Prevents soil compaction
Moderates soil temperatures
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Use MulchesUse Mulches
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Use MulchesUse Mulches
Organic Straw, pine needles, bark nuggets, wood
chips, sawdust and other wood products
Inorganic Lava rock, rock, plastic, landscape fabric
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Irrigate EfficientlyIrrigate Efficiently
Efficient irrigation systems cansave a lot of water
Efficient systems include
Soaker hoses, trickle, drip Overhead irrigation is
inefficient
Zone irrigation systems
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Irrigate EfficientlyIrrigate Efficiently Determine how much
water is needed and howoften each watering zoneneeds watering.
Determine how long towater. Determine how fast to
water.
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Maintain Landscape ProperlyMaintain Landscape Properly
Healthy plants aremore drought
tolerant than weakor damaged plants
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Maintain Landscape ProperlyMaintain Landscape Properly
Proper mowing
Proper fertilizing
Proper pruning
Properly timed pest control Avoid mechanical damage
Periodic checks of irrigation system
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Low Water Use PlantsLow Water Use Plants Large trees
Caddo sugar maple Hackberry
Ginkgo
Kentucky coffeetree Oaks
Bald cypress
Lacebark elm
Japanese zelkova
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Low Water Use PlantsLow Water Use Plants Medium trees
Arizona cypress Eastern red cedar
Chinese pistache
Western soapberry Cedar elm
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Low Water Use PlantsLow Water Use Plants Small trees
Shantung maple Oklahoma redbud
Desert willow
Winterberry euonymus Pinyon pine
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Low Water Use PlantsLow Water Use Plants Shrubs - small
Glossy abelia Deciduous holly
Winter jasmine
Junipers Nandina
Spirea
Shrubs - medium Rose of Sharon Crape myrtle
Shrub roses
Sumac
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Low Water Use PlantsLow Water Use Plants Shrubs - large
Smoke tree Crape myrtle
Silverberry elaeagnus
Yaupon holly Arborvitae
Vitex
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Low Water Use PlantsLow Water Use Plants Vines
Crossvine Trumpet vine
Silver lace vine
English ivy Virginia creeper
Boston ivy
Climbing rose
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Low Water Use PlantsLow Water Use Plants Groundcovers
Hardy ice plant Junipers
Liriope
Creeping phlox Stonecrop sedum
santolina
Ornamental grasses
Pampas grass Plume grass
Maiden grass
Japanese silver grass Zebra grass
Giant reed grass
Switch grass Fountain grass
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Low Water Use PlantsLow Water Use Plants Perennials
Yarrow Wormwood
Blue mist spirea
Plumbago Shasta daisy
Coreopsis
Coneflower
Gaillardia
Gaura
Daylily
Bearded iris Russian sage
Black-eyed Susan
Autumn sage Verbena
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Low Water Use PlantsLow Water Use Plants Annuals
Josephs coat Summer snapdragon
Melampodium
Cockscomb Cosmos
Mexican heather
Gazania Gomphrena
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Firebush
Madagascar periwinkle
Sunflower
Ornamental sweet
potato Lantana
Pentas
Portulaca/purslane
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Low Water Use PlantsLow Water Use Plants Annuals
Mexican bush sage Dusty miller
Purple heart
Marigolds
Mexican sunflower
Zinnia Mexican zinnia
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