Fire-wise Native Plant: Grey Rabbitbush

Plant Name: Ericameria nauseosa, synonym: Chrysothamnus nauseosa
Common names: Grey Rabbitbrush, Rubber Rabbitbush, Chamisa
Plant type: Broadleaf Deciduous Shrub
Height: 3’-9’
Spread: 3’-9
Bloom Time: July to October
Flower Color: Golden Yellow

Exposure: Sun
Soil Requirements: Sandy, fast, well-Draining
Water Needs: Drought Resistant with Deep Tap Root; Little or NO Supplemental Water

Attributes: Woolly Leaves; Attractive to Bees, Butterflies; Other Late Season Pollinators; Supports Bats, Caterpillars; No Serious Disease or Insect Problems

Note: Pungent Smelling Flowers; Cut Twigs Exude Milky Latex; no maintenance except annual shearing; prune in the Winter. Plant has a nauseous disagreeable ordor when the leaves or flowers are crushed, described as pineapple-like by some and foul and rubbery smell by others.
Uses: Desert Landscape; Water-wise plant; Pollinator Gardens; Hedge; Xeriscaping; Erosion Control

Fire-wise Plant: YES
Native To: Southern BC, Great Plains, Mexico, West to Pacific Ocean, Central North America

Oregon Native: YES
USDA Hardiness Zone: 4 – 9

Report by: Viki Ashland & Carlotta Lucas, AGC Members
Photos from Oregon State University: https://landscapeplants.oregonstate.edu/plants/ericameria-nauseosa

Horticulture Report: Arbutus menziesii (Pacific madrone)

        Oregon State University

Oregon Native & Firewise Plant   
Plant Name:  Arbutus menziesii
Common name: Pacific madrone
Plant type: Broadleaf Evergreen Tree
Height: 20’ – 65’
Spread:   5’ – 25’
Bloom Time:  Flowers in Spring; Berries in Fall
Flower Color: White
Exposure: Shade to Partial Shade; North Facing Slope

Walter Siegmund, CC BY-SA 3.0, via Wikimedia Commons

Soil Requirements: Fast to Medium Drainage; Tolerates Heavy Soil
Water Needs: Dry to Medium
Attributes:  Peeling Bark; Red Berries; Robins, Starlings, Band-tailed Pigeons Feed on Berries; Supports Bats, Butterflies, Caterpillars,                           Moths; Host to Brown Elfin Butterfly; Nectar for Hummingbirds; Winter Interest; Drought Tolerant
Note:  Slow Growing; Large Tree; Messy in the Garden due to Bark & Leaf Shedding; Pests are Phytophthora ramorum (Sudden Oak Death), Madrone Canker, Aphids, Leaf Miners
Uses:  Bank Stabilization; Hedge; Bird Gardens; Mixed Borders
Firewise:  YES
Native to: Pacific Northwest & California
Oregon Native: YES
USDA Hardiness Zone: 7 – 9

Report by: Viki Ashford, AGC Member

Horticulture Report – Western columbine

Native & Firewise Plant

Plant Name:  Aquilegia formosa

Photo by: Walter Siegmund, CC BY-SA 3.0 via Wikimedia Commons

Common name: Western columbine
Plant type: Herbaceous Perennial
Height: 2’ – 3’
Spread:   1’
Bloom Time:  Late Spring to August
Flower Color:  Red, Yellow
Exposure: Full Sun to Deep Shade
Soil Requirements: Good Drainage, Organic Material
Water Needs: Low to Moderate; irrigate once a month once established
Attributes:  Nectar in Flower Blooms are appealing to Hummingbirds;
Seed Heads provide Bird Food; Deer Resistant; Supports Bats, Birds, Butterflies, Caterpillars
Note:  Self-sows, but Deadheading controls spread
Uses:  Containers; Native Plant Gardens; Pollinator Garden; Rock Garden
Firewise:  YES
Native to: Lower 48 state, Alaska, Canada
Oregon Native: YES
USDA Hardiness Zone: 3 – 9

Report by: Viki Ashford, AGC Member

Horticulture Report: Allium acuminatum

Plant Name: Allium acuminatum
Common Name:  Hooker’s onion
Plant type : Deciduous Perennial Herb
Height: 0’ – 2’
Spread: 0’ – 1’
Bloom Time: May – July
Flower Color: Purple, White, Pin
Exposure: Sun to Part Shade
Soil Requirements: Dry, well-drained; sandy/loamy
Water Needs: Occasional Summer Water
Attributes: Bulblets reproduce easily; strong onion smell; deer resistant; attracts pollinators: bats, butterflies, birds; nectar source for butterflies
Note: Flowers appear on long stalks after leaves have died; goes dormant in summer after going to seed
Uses: Rock Garden; Dry Open Meadows; Habitat Restoration; Green Roof
Native to:  Western United States
Oregon Native: YES
USDA Hardiness Zone 5 – 9