Fire-wise & Native Plant: Red Osier Dogwood

Plant Name: Cornus sericea
Common name: Red Osier Dogwood, Red Twig Dogwood
Plant type: Deciduous, Multi-Stem Shrub
Height: 6’ -9’
Spread: 7’ – 10’
Bloom Time: May, June
Flower Color: White
Exposure: Full Sun to Part Shade

Soil Requirements: Organically Rich
Water Needs: Medium to Wet
Attributes: Showy Flower; Good Fall Color; Winter Interest; Tolerates Deer; Clay & Wet Soil; Birds Attracted to White Fruits (Drupes); Attracts Waterfowl, Marsh & Shorebirds; Larval Host for Butterflies; Flowers Fragrant; Attracts Bees.

Note: Remove 20-25% of the oldest stems in early spring of each year to stimulate growth of new stems which will display the best color. Can be suckering; Susceptible to Leaf & Twig Blight, Powdery Mildew, Canker & Leaf Spot; Occasional Pests are Scale & Leaf Miners.

Uses: Hedge, Rain Garden; Wet Habitats; Pollinator Garden
Firewise: YES
Native To: North America except Deep South
Oregon Native: YES
USDA Hardiness Zone: 2a – 7b

 

Report by Viki Ashford & Carlotta Lucas, AGC Members

Photos by: Matt Lavin – Wikmedia Commons  https://commons.wikimedia.org/wiki/File:Cornus_sericea_-_red_osier_dogwood_-_53024871939.jpg

Fire-wise Plant: Western redbud

Plant Name: Cercis occidentalis
Common name: Western redbud
Plant type: Deciduous Tree or Shrub
Height: 10’ – 20’
Spread:  10’ – 15’
Bloom Time:  February – April
Flower Color:  Magenta or Bright Pink; Fall Color
Exposure:  Full Sun to Part Shade
Soil Requirements:  Drainage Fast to Slow; Clay, Loam, Sand
Water Needs:  Low; Drought Tolerant
Attributes:  Very Showy Flowering; Deer Resistant; Attracts Bees, Butterflies, Hummingbirds, Moths, Native Pollinators; Four Season Interest; Pest & Disease Resistant;
Note: Flowers are popular with a variety of native bees, including leafcutter bees; Responds well to Pruning including occasional hard pruning
Uses: Bank Stabilization; Beds & Borders; Small Gardens
Firewise: YES
Native To:  California, Southwest, Arizona, Rocky Mountains, Utah
Oregon Native: NO
USDA Hardiness Zone:  6 – 9

Article by: Viki Ashford, AGC Member

Photo Credit: LaurentianShield, CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0, via Wikimedia Commons

Native & Fire-wise: Cusick’s camas

Plant Name: Camassia cusickii
Common name: Cusick’s camas
Plant type: Bulb
Height: 2’ – 2.5’
Spread:  .75’ – 1’
Bloom Time:  May/June
Flower Color:  Blue
Exposure:  Full Sun to Part Shade
Soil Requirements:  Moist, fertile, acidic, humusy, well-drained soils; Tolerates Clay Soil.
Water Needs:  Medium to Wet; Tolerates Summer Drought, but keep Moist during Growing Season.
Attributes:  Showy Flowers; Cut Flowers; Deer Resistant; No serious Diseases or Insects; Attracts Bees, Butterflies, Hummingbirds.
Note: Plant bulbs 4” deep and 4-6″ apart in the fall.
Uses: Naturalize; Plant along Pond edges; Woodland Garden.
Fire-wise: YES
Native To:  Pacific Northwest, Idaho, Oregon
Oregon Native: YES
USDA Hardiness Zone: 3 – 8

Article by: Viki Ashford, AGC Member

Photo Credit: Kurt Stüber [1], CC BY-SA 3.0 http://creativecommons.org/licenses/by-sa/3.0/, via Wikimedia Commons

Horticulture Report: Asclepias speciosa  (Showy Milkweed) 

Oregon Native & Firewise Plant
Plant Name:  Asclepias speciosa

Common name: Showy Milkweed
Plant type: Deciduous Herbaceous Perennial
Height: 6’
Spread:  4’
Bloom Time:  May – September
Flower Color: Pink, White, Purple
Exposure:  Full Sun
Soil Requirements: Dry, Well Drained
Water Needs:  Medium; Drought Tolerant
Attributes:  Attracts Hummingbirds, Monarch Butterflies, Birds; Adult Monarchs feed on Flower Nectar and Caterpillars Eat Leaves; Deer Resistant; Monarch Larval Host
Note: Spread by Underground Rhizomes
Uses:  Butterfly Garden; Borders; Rock Gardens; Native Gardens
Firewise:  YES
Native to: Midwest to West USA, & Canada
Oregon Native: YES
USDA Hardiness Zone: 3 – 9

Report by: Viki Ashford

Photo Credit: Vicki Watkins USA, CC BY 2.0, via Wikimedia Commons

Horticulture Report: Asarum caudatum, aka: Western Wild Ginger

Native Firewise Plant

Photo Credit: Robert Flogaus-Faust, CC BY-SA 3.0, via Wikimedia Commons

Plant Name:  Asarum caudatum

Common name: Western Wild Ginger

Plant type: Evergreen Herbaceous Perennial

Height: 1’

Spread:  6” – 1’6”
Bloom Time:  Spring

Flower Color: Brown Purple to Green Yellow

Exposure:  Full Shade

Soil Requirements: Good Drainage; High Organic Matter; Acidic

Water Needs:  Regular Water

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

Attributes:  Ginger Aroma when Leaves Rubbed; Winter Interest;    Showy Flowers; Attracts Ants as Pollinators

Note:  Spreads by Rhizomes; Flowers are Unique Shape, but Hidden under Leaves

Uses:  Containers; Groundcover; Lawn Alternative; Rock Gardens;    Borders

Firewise:  YES

Native to: Western North America

Oregon Native: YES

USDA Hardiness Zone: 7 – 10

 

 

Report by: Viki Ashford, AGC Member

Horticulture Report: Polygala fruticosa

Plant Name:  Polygala fruticosa
Common name: Dwarf Sweet-Pea Bush
Plant type: Evergreen Shrub
Height: 3 feet
Spread:   3 feet
Bloom Time:  Spring-Summer
Flower Color:
Vibrant, purple-magenta, pea-like flowers
Sun Exposure:
Full Sun to Part Sun (4-6 hours)
Soil Requirements:
Well-drained, humus-rich soil
Water Needs:
Moderate
Attributes:   Green-Gray Foliage, Attracts Pollinators, Nectar-rich flowers
Firewise:  Status unknown
Note:  Only Hardy above 20 o, NOT a perennial in areas where temperatures drops below 20o, but in Zone 8A it will typically recover.
Uses:  Flowers for Cutting, Long Bloom Season, Repeat Flowering, Showy Flowers, Container Plant, Perennial Garden, Cottage Garden,  Wildlife & Pollinator Gardens
Native to: South Africa
Oregon Native:   NO
USDA Hardiness Zones: 9-10

Photo by: Joanie Kintscher, Past President AGC

Report by: Carlotta Lucas, AGC Board Member