Xeriscape Demonstration Garden - Okanagan, Canada
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Xeriscaping provides several benefits: 1) It enhances the value of homes with attractive, water-conserving landscapes that require little maintenance. 2) It saves water by 30-100% compared to traditional landscaping through appropriate plant selection and irrigation methods. 3) Xeriscaping creates drought-resistant landscapes that can withstand watering restrictions.
Xeriscape Demonstration Garden - Okanagan, Canada
- 1. Benefits of Xeriscape Enhances the value of your home with an attractive and water-conserving landscape. Reduces water use by 30 – 100% depending on the design and the plants used. Creates landscapes that can withstand drought and watering restrictions. oxa is a non-profit organization formed in 2009 to bring xeriscape awareness to the valley by using demonstrations such as this garden, Saves time with less watering, trimming, weeding presentations, classes, and a website and plant database. and mowing. Saves money with less water, less maintenance, and no The Okanagan Basin Water Supply and Demand Study reports that need for pesticides or chemical fertilizers. 24% of the valley’s water is used on the domestic outdoor landscape. Eliminates pesticide use because plants growing in their Widespread adoption of xeriscape principles (see inside) could ideal conditions thrive. significantly reduce water use. Protects your family’s health and that of the environment Xeriscapes will help the valley adapt to the increasing fluctuations in and keeps toxic chemicals out of our drinking water. water supply that can be expected with climate change. For a detailed xeriscape plant database and more The Principles of Xeriscape information about xeriscape, the garden, and classes, visit www.okanaganxeriscape.org 1. Planning & Design Plan your xeriscape by deciding all the activities you expect to do on your property. Assess your light, soil and moisture conditions. Create an overall plan and set your priorities. Donors 2. Soil Preparation Start with good soil containing lots of organic matter (e.g. The Okanagan Xeriscape Association wishes to thank everyone for their compost or manure) to grow healthy plants. This reduces contributions. This project was undertaken with the financial support maintenance tasks, watering and the need for chemical of the Government of Canada provided through the Department of fertilizers and pesticides, saving you time and money. the Environment; the City of Kelowna; the Okanagan Basin Water Board; and with the assistance of the local landscaping industry. 3. Practical Turf Areas Use at least six inches of good soil and a drought-tolerant turf grass mix. Plant only where needed for activities. 4. Efficient Irrigation Group plants with similar watering needs together. Drip irrigation is the most efficient. love your earth 5. Appropriate Plant Selection Match each plant’s requirements for light and moisture with conditions in your garden. Where possible, choose native and/ I.L.R. NURSERY Located in front of: or drought-tolerant plants. H2O Adventure + Fitness Centre, 4075 Gordon Drive, Kelowna 6. Mulching Thank you for staying on the pathways Add organic mulch to conserve soil moisture, reduce weed growth and provide natural fertilizer for plants. Non-xeriscape landscapes also benefit from mulching. Note: rock mulches intensify heat around plants and buildings. Xeriscape, from the Greek xeros, meaning “dry” and 7. Garden Maintenance scape, meaning “scene”, is gardening with the natural Following xeriscape principles reduces maintenance. To keep conditions of the environment, to create a landscape plants healthy and preserve your design, timely maintenance (such as pulling weeds before they seed) is essential. that needs little to no supplemental water.
- 2. THE GARDEN The Mediterranean Garden, two Rock Gardens, the Native Plant Garden and the Ornamental Grass The garden is a research tool. Records are kept by the OXA on water use in each garden and on plant performance. The garden The goal of this public garden is to show the beauty and Garden nearest the sidewalk contain very low water use plants is also used as an outdoor classroom to teach xeriscape classes versatile range of garden styles that can be achieved using that will only be irrigated in the first year while they become offered by the OXA. It is maintained by volunteers. As with all xeriscape principles. Xeriscape is much more than rocks established. The Butterfly Garden and the Ornamental gardens, this one will evolve after the printing of this brochure. and cactus. It is a garden landscape that requires little to Grass Garden on the far side of the mulched pathway will Any changes to the plant list will be noted on our website. no supplemental water from irrigation. This is an important always need a small amount of supplemental water during dry We hope you enjoy the garden and share our passion for concept to embrace in a near-desert valley. periods. The drip system under the mulch minimizes water use. beautiful, water-efficient and regionally-appropriate landscapes The 4,000 square foot garden, planted in 2010, has five theme The trees are on their own irrigation zone as their watering needs to apply in your own outdoor spaces. areas to illustrate some possibilities in a xeriscape. differ from the rest of the plants. PLANT LIST KEY: Plant type: GC = ground cover P = perennial G = ornamental grass S = shrub T = tree Approximate water needs within the valley: needs 0 to 3” additional water/year needs 4 to 7” additional water/year, once established Botanical Name Common Name Type H2O Botanical Name Common Name Type H2O Botanical Name Common Name Type H2O BUTTERFLY GARDEN MEDITERRANEAN GARDEN ORNAMENTAL GRASS GARDEN (Plants in the raised garden are part of the Butterfly Garden) Coreopsis verticillata ‘Golden Gain’......... Golden Gain Threadleaf Tickseed P..... Andopogon gerardii ‘Bison’ Bison Big Bluestem OG.. Achillea millefolium ‘Moonshine’........... Moonshine Yarrow.......................P..... Heuchera sanguinea.............................. Red Coral Bells P..... Aster frikartii ‘Monch’ Monch Summer Aster P..... Achillea millefolium ‘Paprika’................. Paprika Yarrow.............................P..... Koelreuteria paniculata......................... Golden Rain Tree T..... Berberis thunbergii ‘Monbomb’ Cherry Bomb Barberry S..... Achillea millefolium ‘Terracotta’............. Terracotta Yarrow.........................P..... Lavendula x intermedia ‘Grosso’............. Lavender Grosso P..... Bouteloua gracilis Blue Gramma Grass OG.. Aster frikartii ‘Monch’............................ Monch Summer Aster..................P..... Nepeta racemosa ‘Walker’s Low’............ Walker’s Low Blue Catmint P..... Helictotrichon sempervirens Blue Oat Grass OG.. Berberis thunbergii ‘Gentry’................... Royal Burgundy Barberry.............S..... Oenothera macrocarpa (missouriensis).. Missouri Evening Primrose P..... Hemerocallis ‘Stella d’Oro’ Stella d’Oro Daylily P..... Berberis thunbergii ‘Monbomb’............. Cherry Bomb Barberry.................S..... Perovskia atriplicifolia ‘Little Spire’ ....... Little Spire Russian Sage P..... Lavendula ‘Silver Frost’ Silver Frost Lavender P..... Bouteloua gracilis ................................. Blue Gramma Grass......................OG... Santolina chamaecyparissus.................. Lavender Cotton P..... Panicum virgatum ‘Heavy Metal’ Heavy Metal Switch Grass OG.. Campanula carpatica ‘Deep Blue Clips’.. Sedum ‘Matrona’................................... Matrona Tall Stonecrop P..... Rudbeckia fulgida ‘Goldsturm’ Goldsturm Coneflower P..... Deep Blue Clips Carpathian Bellflower....................................................P..... Sedum ‘Postman’s Pride’........................ Postman’s Pride Stonecrop P..... Sedum ‘Autumn Fire’ Autumn Fire Stonecrop P..... Campanula poscharskyana ‘Blue Waterfall’ Stachys byzantina ‘Helen von Stein’....... Giant Lamb’s Ears P..... Sedum cyaneum ‘Rose Carpet’ Rose Carpet Sedum P..... Blue Waterfall Serbian Bellflower............................................................P..... Thymus pseudolanuginosus................... Wooly Thyme GC... Sedum kamtschaticum Russian Stonecrop P..... Caryopteris x clandonensis .................... Blue Mist Spirea...........................S..... Yucca glauca.......................................... Soapweed S..... Sporobolus heterolepis Prairie Dropseed OG.. Coreopsis verticillata ‘Zagreb’................. Zagreb Threadleaf Tickseed..........P..... Syringa reticulata ‘Ivory Silk’ Ivory Silk Lilac Tree T..... Deschampsia cespitosa ‘Bronzeschleier’. Bronze Veil Tufted Hair Grass........OG... NATIVE PLANT GARDEN Echinacea purpurea ‘Magnus’................ Magnus Purple Coneflower..........P..... Allium cernuum..................................... Nodding Onion P..... ROCK GARDENS Gaillardia x grandiflora ‘Burgundy’........ Burgundy Blanket Flower............P..... Amelanchier alnifolia............................ Saskatoon S..... Armeria martitima ‘Dusseldorf Pride’ Dusseldorf Pride Thrift P..... Helictotrichon sempervirens................... Blue Oat Grass..............................OG... Arctostapholus uva-ursi......................... Kinnickinnick GC... Festuca glauca Blue Fescue OG.. Heuchera sanguinea ‘Palace Purple’. ..... Palace Purple Coral Bells .............P..... Arnica fulgens....................................... Orange Arnica P..... Phlox douglasii ‘Cracker Jack’ Cracker Jack Moss Phlox P..... Iberis sempervirens ‘Little Gem’............. Little Gem Evergreen Candytuft...P..... Artemesia tridentata............................. Big Sagebrush S..... Sedum spp. Stonecrop spp. P..... Juniperus scopulorum ‘Medora’. ............ Medora Juniper............................S..... Aster conspicuus.................................... Showy Aster P..... Sedum spurium Dragon’s Blood Sedum P..... Limonium latifolium.............................. Sea Lavender...............................P..... Aster ericoides ssp. pansus..................... Tufted White Prairie Aster P..... Sempervivum spp. Hen and Chicks spp. P..... Monarda didyma ‘Cambridge Scarlet’. .. Cambridge Scarlet Bee Balm........P..... Chrysothamnus nauseosus.................... Rabbit-brush S..... Panicum virgatum ‘Heavy Metal’........... Heavy Metal Switch Grass............OG... Elymus cinereus..................................... Giant Wild Rye OG... Physocarpus opulifolius ‘Diabolo’. ......... Diabolo Ninebark.........................S..... Gaillardia aristata.................................. Brown Eyed Susan P..... Visit our website: Rosa rugosa ‘Hansa’............................... Hansa Rose..................................S..... Heterotheca villosa................................ Golden Aster P..... www.okanaganxeriscape.org Rosa rugosa ‘Nearly Wild’...................... Nearly Wild Rose..........................S..... Heuchera cylindrica............................... Round-leaved Alumroot P..... for the plant database containing full details and Rosa x rugosa ‘Blanc de Coubert’ .......... Blanc de Coubert Rose.................S..... Holodiscus discolor................................ Ocean Spray S..... photos of these plants and many more, and for Rudbeckia fulgida ‘Goldsturm’............... Goldsturm Coneflower.................P..... Philadelphus lewisii............................... Mock Orange S..... more information about the garden. Salvia x sylvestris ‘Caradonna’ ............... Caradonna Perennial Salvia.........P..... Pseudoregneria spicatum...................... Blue Bunch Wheat Grass OG...