Need water when first planted but very little or none once established.

• (T) Amur Chokecherry - Prunus maackii
• (S) Armstrong Juniper - Juniperus chinensis `Armstrong'
• (P) Baby Cole Gaillardia - Gaillardia x grandiflora `Baby Cole'
• (P) Basket-of-Gold - Alyssum saxatile
• (P) Blood Red Geranium - Geranium sanguineum
• (P) Blue Flax - Linum lewisii
• (S) Blue Pfitzer Juniper - Juniperus chinensis `Pfitzeriana Glauca'
• (S) Boulder Raspberry (Thimbleberry)- Rubus deliciosus
• (S) Buffalo Juniper - Juniperus sabina `Buffalo'
• Buffalograss Turf - Buchloe dactyloides
• (T) Bur Oak - Quercus macrocarpa
• (P) Burgundy Blanket Flower - Gaillardia x grandiflora `Burgundy'
• (T) Canyon Maple - Acer grandidentatum
• (P) Caucascus Geranium - Geranium caucascus
• (G) Creeping Red Penstemon - Penstemon pinnafolius
• (P) Crocus - Crocus sp.
• (P) Dotted Gayfeather - Liatris punctata
• (S) Dwarf Blue Rubber Rabbitbrush - Chrysothamnus naueosus pumila
• (S) Dwarf Indigo Bush - Amorpha nana
• (P) False Sunflower - Heliopsis helianthoides `Summer Sun'
• (P) Goblin Gaillardia - Gaillardia x grandiflora `Goblin'
• (T) Hawthorn - Crataegus sp.
• (S) Hughes Juniper - Juniperus horizontalis 'Hughes'
• (T) One-seed Juniper - Juniperus monosperma
• (P) Pasque Flower - Anemone pulsatilla
• (P) Purple Coneflower - Echinacea purpurea
• (G) Purple Hardy Ice Plant - Delosperma cooperi
• (G) Pussytoes - Antennaria parvifolia
• (S) Rock Spiera - Holodiscus dumosus
• (T) Rocky Mountain Juniper - Juniperus scopulorum
• (P) Rocky Mountain Penstemon - Penstemon strictus
• (S) Rocky Mountain Sumac - Rhus glabra cismontana
• (P) Showy Sedum - Sedum telephium `Indian Chief'
• (S) Sand Cherry - Prunus besseyi
• (S) Sand Sagebrush - Artemesia filifolia
• (S) Saskatoon Serviceberry - Amelanchier alnifolia
• (P) Silver Mound - Artemisia schmidtiana
• (S) Silver Spreader Juniper - Juniperus virginiana `Silver Spreader'
• (G) Snow-in-Summer - Cerastium tomentosum
• (P) Sunray Coreopsis - Coreopsis grandiflora
• (P) Sunrose - Helianthemum nummularium
• (S) Threeleaf Sumac - Rhus trilobata
• (S) True Mountain Mahogany - Cercocarpus montanus
• (P) Wargrave Pink Geranium - Geranium `Wargrave Pink'
• (P) Wild Four O'Clock - Mirabilis multiflora

Need more water than is available from natural precipitation, but need only small amounts of extra water during hot, dry periods.

• (P) Blanket Flower - Gaillardia aristata
• (S) Blue Chip Juniper - Juniperus horizontalis `Blue Chip'
• (S) Blue Rug Juniper - Juniperus horizontalis `Blue Rug'
• (T) Bristlecone Pine Pinus aristata
• Brome/Fescue Turf 10% Smooth Brome - Bromus inermis, 70% Tall Fescue - Festuca arundinacea, 20% Kentucky Blue Grass Poa pratensis
• (P) Carpathian Harebell - Campanula carpatica
• (P) Common Primrose - Primula vulgaris
• (P) Cottage Pinks - Dianthus plumarius
• (G) Creeping Phlox - Phlox subulata
• (G) Creeping Potentilla - Potentilla verna nana
• (P) Daylily - Hemerocallis spp.
• (P) Double Sunburst Coreopsis - Coreopsis lanceolata `Sunburst'
• (T) Golden Raintree - Koelreuteria paniculata
• (P) Grape Hyacinth - Muscari armeniacum
• (P) Lamb's Ear - Stachy's byzantina
• (S) Littleleaf Mockorange - Philadelphus microphyllus
• (P) Missouri Evening Primrose - Oenothera missouriensis
• (S) Mountain Snowberry - Symphoricarpos oreophilus
• (P) Pasque Flower - Anemone pulsatilla
• (T) Pecan - Carya illinoeusis
• (T) Pinion Pine - Pinus edulis
• (T) Pondersoa Pine - Pinus ponderosa
• (P) Purple Coneflower- Echinacea purpurea
• (S) Redtwig Dogwood - Cornus sericea coloradense
• (G) Rock Soapwort - Saponaria ocymoides
• (T) Russian Hawthorne - Crataegus ambigua
• (P) Siberian Iris - Iris sibirica
• (S) Winter Blue Juniper - Juniperus horizontalis `Winter Blue'
• (P) Woody Yarrow - Achillea tomentosa nana
• (P) Yellow Flax - Linum flavum

Uses the most water in the garden, yet still uses less than most traditional landscapes.

• (S) Alpine Currant - Ribes alpinum
• (T) Austrian Pine- Pinus nigra
• Bluegrass Turf - Poa pratensis
• (T) Blue Spruce - Picea pungens glauca
• (P) Columbine - Aquilegia spp.
• (S) Compact Cranberrybush - Viburnum triobum `Compactum'
• (P) Coral Bells - Heuchera sanguinea
• (S) Cranberry Cotoneaster - Cotoneaster apiculata
• (G) Creeping Grape Holly - Mahonia repens
• (G) Creeping Potentilla - Potentilla verna nana
• (G) Creeping Veronica - Veronica repens
• (S) Dwarf Korean Lilac - Syringa meyeri
• (S) Dwarf Winged Euonymus - Euonymus alata compacta
• (P) Evergreen Candytuft - Iberis sempervirens
• (P) Grape Hyacinth - Muscari armeniacum
• (S) Gold Drop Cinquefoil - Potentilla fruticosa `Gold Drop'
• (S) Green Mound Juniper - Juniperus chinesis procumbens `Green Mound'
• (T) Hawthorn - Crataegus sp.
• (S) Jackman Cinquefoil - Potentilla fruticosa `Jackmari'
• (T) Kentucky Coffeetree - Gymnocladus dioicus
• (G) Kinnickinnick - Arctostaphylos uvaursi
• (G) Moneywort - Lysimachia nummularia
• (S) Nannyberry Bush - Viburnum lentago
• (S) Peking Cotoneaster - Cotoneaster acutifolia
• (P) Perennial Bachelor Button - Centaurea montana
• (T) Red Bud - Cercis canadensis
• (P) Shasta Daisy `Alaska' - Chrysanthemum x superbum
• (P) Speedwell - Veronica spicata
• (G) Sweet Woodruff - Asperula oderata
• (T) Tatarian Maple - Acer tataricum
• (G) Whiplash Daisy - Erigeron flagilarius