Tag Archives: Fragrant Flowers

Oregon Native: Oceanspray

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Plant Name:  Holodiscus discolor
Common name: Oceanspray
Plant Type:  Broadleaf Deciduous Shrub
Plant Height: 4’ – 10’
Spread:  10’ – 15’
Bloom Time: May, June, July
Flower Color: Creamy White
Exposure:  Sun to Part Shade
Soil Requirements:  Moist; Gravelly or Rocky Soil; Adaptable to Most Soils, but with Good Drainage.
Water Needs:  Tolerates Low to High Moisture Level.
Attributes: Fragrant Flowers; Attracts Butterflies, Hummingbirds; Host for Beneficial Insects.
Note:  Prune severely each year after flowering to maintain graceful shrub; Susceptible to Fire Blight.
Uses:  Hedge; Deer Resistant
Native to: British Columbia to California
Oregon Native:  YES
USDA Hardiness Zone: 5b – 10b

Report by: Viki Ashford

Photo from: Native Plants PNW http://nativeplantspnw.com/ocean-spray-holodiscus-discolor/

Oregon Native: Black Hawthorn

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Plant Name:  Crataegus douglasii
Common Name:  Black Hawthorn
Plant Type:  Much-Branched Shrub or Small Tree
Plant Height:  6’ – 30’
Spread:  10’ – 25’
Bloom Time: May – June
Flower Color:  White followed by Blue-Black Berries
Exposure:  Sun – Part Shade – Shade
Soil Requirements: Moist
Water Needs: High
Attributes: Showy Fruits,  A few Birds consume Berries; Attracts Butterflies; Fragrant Flowers; Autumn Foliage; Drought Tolerant.
Note:   Prune in winter or early spring; Susceptible to: Rust, Fireblight, Powdery Mildew, Borers, Leafminers, & Scale.  Cons: Has Prickles & Thorns; Messy Fruits; Suckers Form Thickets. 
Uses: Hedge
Native to:  Alaska to Northern California, Rockies
Oregon Native: YES
USDA Hardiness Zone:  3 – 9

Report by: Viki Ashford

Photo from: Oregon State University Department of Horticulture https://landscapeplants.oregonstate.edu/plants/crataegus-douglasii

Oregon Native Plant: Achillea millefolium (Common Yarrow)

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Plant Name:  Achillea millefolium
Common name:  Common Yarrow
Plant Type:  Perennial
Plant Height:  3’
Spread: 2-3′
Bloom Time: April – September
Flower Color:  Yellowish White
Exposure: Sun to Part Shade
Soil Requirements:  Dry
Water Needs: Medium
Attributes:  Use in Fresh or Dried Arrangements with pleasing Fragrance; Value to native bees. Attracts butterflies.
Note:  A complex of both native and introduced plants and their hybrids.
Uses:  In fresh or dried arrangements; pleasant fragrance.
Native to:  North America
Oregon Native:  YES
USDA Hardiness Zone: 3 – 9

Report submitted by: Viki Ashford

Photo by: (c) Steve Guttman, some rights reserved (CC BY-NC-ND), http://www.flickr.com/photos/24013640@N02/3683708823

Horticulture Report: Agastache foeniculum

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Plant Name:  Agastache foeniculum
Common name: Anise Hyssop
Plant Type: Herbaceous Perennial
Plant Height:  2’ – 4’
Spread:  1.5’ – 3’
Bloom Time: June – September
Flower Color:  Lavender to Purple
Exposure:  Full Sun to Part Shade
Soil Requirements: Well-Drained
Water Needs:  Dry to Medium
Attributes:  Deer Resistant; Drought Tolerant; Attracts Butterflies & Hummingbirds; Fragrant; Good Nectar Plant for Bees
Note:  Deadhead spent flowers to promote additional bloom.  Spreads by rhizomes & easily self-seeds.
Watch for Rust, Powdery Mildew, & Leaf Spot.
Uses: Herb; Naturalized Gardens; Good Cut or Dried Flower; Back of the Border Gardens.
Native to:  Northern North America
Oregon Native:  Native to Washington, but NOT Oregon
USDA Hardiness Zone:  4 -8

Report Submitted by: Viki Ashford

Horticulture Report: Agastache hyssop

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Plant Name:  Agastache hyssop ‘Black Adder’
(A cross between A. foeniculum & A. rugosum
Common name: Black Adder Giant Anise Hyssop
Plant Type: Herbaceous Perennial
Plant Height:  2’ – 3’
Spread:  1.5’ – 2’
Bloom Time: June – Frost
Flower Color:  Smokey Red Violet Flowers Emerge from Nearly Black Buds.
Exposure:  Full Sun to Part Shade
Soil Requirements: Well-Drained
Water Needs: Medium
Attributes: Tolerates Deer; Fragrant; Attracts Bees, Hummingbirds, & Butterflies.
Note:  Deadhead Spent Flowers to Promote Additional Bloom.  Leave Leaf & Flower Stems for Protection Over Winter.  Crown/Root Rot may occur in poor draining soils. 
Uses: Long-Blooming for Summer Border; Butterfly or Cottage Gardens; Good Cut Flower.
Native to:  North America
Oregon Native:  NO
USDA Hardiness Zone:  6 – 9

Submitted by: Viki Ashford

Oregon Native Plant: Ceanothus cuneatus (Buckbush)

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High risk plant for wildfire, so not a good choice for homes in wildfire  regions!

Plant Name:  Ceanothus cuneatus
Common name:  Buckbrush
Plant Type:  Native, Perennial, Evergreen Shrub
Plant Height:  3.3’ – 11.5’
Spread:  2.5’ – 3.5’
Bloom Time: February – April
Flower Color:  Creamy White to Pale Blue to Lavendar
Exposure:  Full Sun
Soil Requirements: Tolerates Sand, Clay, & Serpentine, but needs fast drainage.
Water Needs:  Very Low Moisture.
Attributes:  Pollen/Nectar for Native Bees; Host for some Butterflies; Drought Tolerant; Deer Tolerant.
Note:  Mature Plants are highly flammable.
Uses:  Fragrant Flowers; Hedge/Screen or Small Tree.
Native to:  Western States to Baja CA
Oregon Native:  YES
USDA Hardiness Zone:  7b – 10b

Report by: Viki Ashford

Photo by: Eric in SF [CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)]