Just because you want to conserve our precious Central Oregon water doesn't mean that you can't have a beautiful and colorful yard! There are many options for plants that will consume less water, but remember that all plants will need regular water as they are getting established after transplanting, and many will still need some water during the heat of the season.
Here is a list of some of the plants that will do well in dryer areas of your Central Oregon gardens.
PERENNIALS:
Yarrow
Agastche
Allysum-(Basket Of Gold)
Artemesia
Centaurea
Columbine
Coreopsis
Delphinium
Echinacia (Coneflower)
Erigeron (Fleabane)
Daylilly
Gaillardia (BlanketFlower)
Globe Thistle
Hardy Geraniums
Heuchera (Coralbells)
Hosta
Iris
Jupiters Beard
Knautia
Lambs Ear
Linum (Blue Flax)
Lupine
Mint (Various)
Monarda
Nepeta (Catmint)
Painted Daisy
Penstemon (Beard Tongue)
Poppy
Rudbeckia
Russian Sage
Salvia
Scabiosa
Shasta Daisy
Yucca
VINES:
Clematis
Hops
Silver Lace Vines
Virginia Creeper
Wisteria
SHRUBS:
Barberry
Caryopteris (Bluebeard)
Purple Sandcherry Cotoneaster
Current
Burning Bush Forsythia
Genista (Broom) Gooseberry
Juniper
Lilac
Manzanita
Mock Orange
Mugo Pine
Ninebark
Potentilla
Privet
Roses (Hardy Shrub) Russian Olive
Siberean Pea Snowberry
Spirea
Sumac
Western Redbud Viburnum
ORNAMENTAL GRASSES:
Blue Fescue
Blue Oat Grass
Karl Foerster
Ribbon Grass
Switch Grass
GROUNDCOVERS:
Armeria(Thrift) Candytuft
Cerastium (Snow-In-Summer)
Creeping Phlox
Dianthus
Evening Primrose
Hens & Chicks
Ice Plant
Mat Daisy
Rockcress
Sedums
Soapwort
Sun Rose
Thyme (Any Species)
Vinca
Deschutes County OSU Extension Service has many wonderful resources to help navigate Central Oregon's gardening challenges! Here is a link to their very helpful publication, 'Xeriscaping in the High Desert And Pictorial Plant Guide for Central & Eastern Oregon'.