Tag Archives: Attracts Butterflies

Horticulture Report: Douglas Spirea

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Plant Name:  Spiraea douglasii
Common name:  Douglas or Western Spirea
Plant Type:  Deciduous Shrub
Plant Height:  3’ – 7’
Plant Width:  3’ – 6’
Bloom Time:  June to August
Flower Color:  Deep Pink
Exposure:Full Sun to Part Shade
Soil Requirements:  Well drained, acidic, loamy, sandy soil.
Water Need:  Does well in wet areas;
Attributes: Retains brown seed heads; Attracts Bees, Butterflies, Hummingbirds, Other Pollinators; Deer Resistant.
Note:  Needs consistent moisture; Remove suckers; Susceptible to Fire Blight, Leaf Spot, Powdery Mildew, Aphids, Scale.  Prune after Flowering.
Uses: Hedge; Rain Garden; Cottage Gardens; Borders; Slopes.
Native to:  Oregon to Alaska
Oregon Native:  YES
USDA Hardiness Zone: 5 – 8

Report by: Viki Ashford, AGC Member

Photo by: Carlotta Lucas, AGC Member                                                                  Photo Location: Hyatt Lake, Oregon – July 25, 2020

Oregon Native: Rhamnus californica (Coffeeberry)

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Plant Name:  Rhamnus californica/Frangula californica
Common name: Coffeeberry
Plant Type: Evergreen Shrub
Plant Height: 4’ – 8’
Spread: 5’ – 15’
Bloom Time: Spring/Summer
Flower Color: Greenish White Flower with Red, Purple, then Black Berries over Summer.
Exposure: Sun or Shade
Soil Requirements: Not particular about soil, but good drainage.
Water Needs: Low
Attributes:  Valued by Birds; Butterflies & Moths Hosted; Deer Resistant; Bee Garden.
Note: Takes well to Pruning.
Uses: Fire Resistant Hedge.
Native to:  Western North America
Oregon Native:  YES
USDA Hardiness Zone:  7-10

Report by: Viki Ashford

Flower Image Credit: Evangele19 / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)

Berry Image Credit: Brofri / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)

Horticulture Report: Mountain Mint

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Plant Name: Pycnanthemum muticum
Common name: Mountain Mint
Plant Type: Perennial
Plant Height: 1’ – 3’
Spread: 1’ – 3’
Bloom Time: July – September
Flower Color:  Pink, White, Red, Purple, Blue
Exposure:  Full Sun to Part Shade
Soil Requirements:  Fertile, Well-Drained.
Water Needs: Medium
Attributes: Attracts Butterflies & Bees, Wasps; Drought Tolerant; Spearmint Aroma.
Note:  Aggressively Spreads by Rhizomes.
Uses: Naturalize in Native Plant Gardens, Cottage Gardens; Border Perimeter’ Vertical Structure in Winter Garden.
Native to: Midwest to South to Eastern North America & California
Oregon Native:  NO
USDA Hardiness Zone:  4 – 8

Report by: Viki Ashford

Photo from: The Day –Green and Growing: Some native plants get aggressive, and that’s why we love them Author: Kathy Connolly https://www.theday.com/storyimage/NL/20190718/NWS01/190719660/EP/1/1/EP-190719660.jpg&MaxW=800&q=62

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 Plant: Ribes nevadense

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Plant Name:  Ribes nevadense
Common name:  Sierra Flowering Currant/Mountain Pink Currant
Plant Type:  Deciduous Multi-Stem Shrub
Plant Height: 3’ – 6’
Spread: 3’
Bloom Time: Late Spring
Flower Color: Soft Pink
Exposure: Sun to Light Shade
Soil Requirements: Tolerates variety of soil with good drainage.
Water Needs: Can tolerate moderate drought, but prefers consistent moisture.
Attributes:  Attracts Bees, Other Insects, Hummingbirds; Host for Butterflies & Moths; Fragrant Flowers.
Uses: Bee, Bird, and Butterfly Gardens; Native Gardens.
Note: The fruit is an edible bluish-black berry, somewhat waxy and studded with glandular hairs. Always get professional advice before consuming wild edibles; in the wild this berry can be confused with poisonous berries in the area. 

Native to:  California, Nevada, Oregon
Oregon Native:  YES
USDA Hardiness Zone:  5 – 8

 

Report by: Viki Ashford, AGC Member & Master Gardener

Photo from:https://www.sevenoaksnativenursery.com/

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