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Xeriscape landscaping is defined as "water conservation
through creative and appropriate landscaping." The key
words here are "creative" and "appropriate". You can have
almost any garden look you like and still save water. Your
garden can be a beautiful oasis and significantly increase
the value of your home while still saving water.
Xeriscape
landscaping is founded on seven principles. While these
principles have been used in traditional landscaping for
years as separate or partially combined principles,
Xeriscape incorporates all of them into one holistic
method resulting in a unique landscaping approach that
combines all the necessary elements to achieve water
conservation. When all seven principles are implemented
correctly, the result is a significant reduction in water
consumption without the loss of the beauty that landscapes
provide.
Planning & Design
Planning is the most important step to a successful
Xeriscape. A thoughtful design can allow you to install
your landscape in phases and avoid costly mistakes. Many
people create their own designs with excellent results.
Landscape professionals can be valuable resources, with
services ranging from making simple planting suggestions
to full-scale design and construction.
Practical Turf Areas
While lawns are great for play areas, picnics, and pets,
often turf can be replaced with other, less-thirsty
materials such as groundcovers, low water use plants,
mulches, or hardscape.
Soil Analysis
Soil improvement allows for better water penetration
and improved water-holding capacity of the soil. Organic
matter and other amendments also provide beneficial
nutrients to plants. It is best to test soil to determine
the correct amendments and amounts needed. Improve the
soil prior to planting and installation of an irrigation
system. Contact the University Cooperative Extension Farm
Advisor or your local nursery professional for more
information about soil testing and amending.
Appropriate
Plants
There is a large selection of water-efficient plants
available in San Diego County. Many popular landscape
plants are a lot more drought-tolerant than you'd imagine.
Nearly every landscape function can be served with a
low-water-use plant. Year round greenery, bright flowers,
borders or accents -- all can be achieved efficiently and
attractively. Some nurseries tag their low-water-use
plants for easy selection.
Mulches
A two to three inch top layer of mulch will cool the
soil, reduce weed growth, slow erosion, and, most
importantly, minimize evaporation. The textures and
materials also provide landscape interest. Organic mulches
include shredded bark or chips, wood grindings, or
compost. Inorganic mulches are usually rock or gravel
products.
Efficient Irrigation
A combination of a sound irrigation design and
installation with careful water management will conserve
water. Irrigation technology has boomed in the last few
years with improved product quality and increased
water-saving efficiency. Turf areas are best watered with
sprinklers. Trees, shrubs, flower beds, and groundcovers
can be watered efficiently with low-volume sprinklers,
drip or bubbler emitters. Even traditionally water-thirsty
plants can benefit from Xeriscape principles if separately
zoned and efficiently irrigated. Monitoring and
maintaining your irrigation system is the key to saving
both water and money.
Appropriate Maintenance
Regular maintenance preserves the intended beauty of
your landscape and saves water. Pruning, weeding, proper
fertilization, pest control, and water-schedule
adjustments contribute to water savings. Because of their
design, Xeriscapes result in reduced maintenance cost and
time.
For more information on Xeriscape Gardening & Landscaping
visit THE WATER CONSERVATION GARDEN at
www.thegarden.org.
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