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Landscape | O n S i t e sXeriscaping of fertilizer and frequent lawn Objective: to explain the concept and basic principles mowing, to encourage longer, of xeriscaping. drought-tolerant turf. Monitor for disease and insect infestations, Training Materials: plants appropriate for xeriscape. to manage outbreaks early. A xeriscape does not have to beLesson: Xeriscaping is the water wise gardens, as are a boring mono-culture of spinyconcept of saving water in many annuals that originated in plants in rocks and gravel. Withattractively landscaped areas. Australia and Africa. Remember careful planning a xeriscape canIt is not necessarily a dry, rocky that plants with like moisture be a lush colourful garden witharid-looking landscape, but uses requirements should be grouped a diverse mix of plants - andseveral different principles to together. require a lot less water.create a striking landscape withreduced water requirements. 4. Turf areas, that require large Examples of xeriscape plants;Xeriscaping combines the Greek amounts of water, should be Trees: ash, honeylocust,word xeros – meaning dry, with minimized. Think of xeriscaping Kentucky coffee tree, catalpa,landscaping. as ‘less-lawn landscaping.’ A burr oak more drought-tolerant grassBy definition, Xeriscape blend should be chosen for the Shrubs: pea shrub, cotoneaster,means some water applied in lawn in the spirit of xeriscaping. sea-buckthorn, juniper,well-controlled amounts and potentilla, sumac, yuccalocations in the landscape. 5. Water the landscape efficiently. Make sure water only Perennials: Yarrow, thrift,1. Through water-wise falls on landscaped areas. Water coreopsis, Echinacea, Gaillardia,planning and design, groups in early morning or evening to lavender, penstemon,of plants with similar cultural reduce loss from evaporation. Rudbeckia, sedumrequirements (water, exposure)are placed together. Steep Adjust the watering times of Annuals: marigolds, zinnia,slopes that require greater automatic irrigation systems at cockscomb, verbena, portulaca,amounts of water are least once a month to meet the amaranthusterraced to reduced irrigation seasonal water needs.requirements. Install different irrigation zones2. As in any healthy garden, soil for trees, shrubs and plantingplays a vital role. Clay soils drain beds. Using water efficient dripvery poorly, while sandy soils irrigation applies a low volumedrain too quickly, so improving of water that will soak deeplythe soil with the addition of into the soil. • Xeriscapingorganic matter is necessary. 6. Mulching exposed soil areas is the concept3. Native, or indigenous, plants will help keep soil cooler, retain of saving waterare naturally adapted to local more water and reduce runoff.soils and rainfall, but xeriscape in attractivelygardens can include other types 7. While xeriscape landscapes landscaped areas.of plants as well. Perennials are not no-maintenance, theyand herbs that come from the often have reduced maintenanceMediterranean are suited to requirements. Avoid high levelspage 122 Canadian Nursery Landscape Association