Horticulture Report: Snow-in-Summer

Plant Name:  Cerastium tomentosum
Common name: Snow-in-Summer
Plant Type:  Herbaceous Perennial Evergreen Groundcover
Plant Height:  6” – 12”
Plant Width:  2’ – 3’
Bloom Time:  Summer
Flower Color:  White
Exposure:  Full Sun
Soil Requirements: Dry, Sandy, Well-Draining Soil
Water Need:  Dry
Fire Resistant: YES; Plant 30’+ from house.
Attributes: Fast Growing; Silvery-Gray, Wooly Foliage; Deer Resistant; Showy Flowers; Drought Tolerant
Uses:  Rock Gardens; Border Edging; Cottage Garden; Bulb Cover; Hanging Basket.
Note: Spreads by Runners; Shear off flowers after bloom; Plants are Short-Lived
Native to: Italy; Sicily
Oregon Native:   NO
USDA Hardiness Zone: 3 – 7

Report by: Viki Ashford

Heron2 CC BY-SA 3.0 via Wikimedia Commons

Today in the Garden

Kalmia Mountain Laurel ‘Minuet’

Kalmia ( Mountain Laurel): Exposure: Sun to Part Sun, Needs regular weekly watering, Size: 3 ft x 3ft, Attracts butterflies,  USDA Zone: 5-9

Joanie & Paul Kintscher’s Garden, AGC Members  

Delosperma nubigenum, Yellow Ice Plant

Plant Name:  Delosperma nubigenum
Common name: Yellow Iceplant
Plant Type:  Evergreen Ground Cover Succulent
Plant Height:  1” – 3”
Plant Width:  24” – 30”
Bloom Time:  June – September
Flower Color:  Yellow
Exposure:  Full Sun
Soil Requirements: Average Soil; Good Drainage is Essential
Water Need:  Dry to Medium
Fire Resistant: YES; Zone 1 – 10’+ from house.
Attributes: Showy Yellow Flowers, Winter Interest of Reddish Bronze Foliage; Drought Tolerant; Deer Resistant; Attracts Butterflies & Hummingbirds
Uses:  Rock Gardens; Ground Cover; Containers; Front of the Border
Native to: South Africa
Oregon Native:  NO
USDA Hardiness Zone: 4 – 10

Report by Viki Ashford, AGC Member & Master Gardener

Photo from: Washington State University Clark County Extension http://www.pnwplants.wsu.edu/PlantDisplay.aspx?PlantID=447

Cooper’s Hardy Purple Iceplant

Plant Name:  Delosperma cooperi
Common name: Cooper’s Hardy Purple Iceplant
Plant Type:  Herbaceous Perennial Groundcover Succulent
Plant Height:  1” – 4”
Plant Width:  24” – 30”
Bloom Time:  June – September
Flower Color: Magenta Pink to Purple
Exposure:  Full Sun
Soil Requirements: Sharply Draining Soil; Sandy/Gravelly.
Water Need:  Dry
Fire Resistant: YES; Zone 1 – 10’+ from house.
Attributes: Showy Flowers, Purplish Red in Winter; Tolerates Drought; Deer Resistant; Attractive to Butterflies; Bee Friendly.
Uses:  Rock Garden; Ground cover; Front of the Border; Containers.
Native to: Southern Africa
Oregon Native: NO
USDA Hardiness Zone: 5 – 10

 

Report by: Viki Ashford and Carlotta Lucas

Photo Credit: https://www.highcountrygardens.com/perennial-plants/delosperma/delosperma-cooperi-coopers-hardy-ice-plant

Oregon Native: Dutchman’s Breeches

Plant Name:  Dicentra cucullaria
Common name:  Dutchman’s Breeches
Plant Type:  Herbaceous Perennial
Plant Height:  .5’ – 1’
Plant Width:  .5’ – 1’
Bloom Time:  March – May
Flower Color:  2 Outer Petals are White; 2 Inner Petals are Yellow
Exposure:  Part Shade to Full Shade
Soil Requirements: Rich, Moist, Humusy, Well-Draining Soil; Tolerates Clay Soil.
Water Need:  Medium
Firewise: YES
Attributes: Showy Flowers; Nectar Attracts Bees.
Uses:  Native & Wildflower Gardens; Shade Garden.
Note:  Some Susceptibility to Aphid Infestation; Plant Goes Dormant in Early Summer; All Parts Poisonous.
Native to:  Central & Eastern North America, Idaho, Oregon, Washington
Oregon Native:   YES
USDA Hardiness Zone:  3 – 7

Report by: Viki Ashford

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

Posted by: Carlotta Lucas, AGC Board Member

Horticulture Report: Ajuga reptans

Plant Name: Ajuga reptans
Common name:  Carpet Bugleweed
Plant Type:  Herbaceous Perennial
Plant Height:  .5’ – .75’
Plant Width:  .5’ – 1’
Bloom Time:  May to June
Flower Color:  Blue
Exposure: Full Sun to Part Shade
Soil Requirements: Moist/Humusy/Well-Drained Soil.
Water Need:  Medium
Firewise: Yes; locate 30’+ from home
Attributes: Showy Flower/Colorful Leaves; Deer Resistant; Attracts Bees, Hummingbirds, Songbirds
Uses:  Groundcover; Containers; Rock Gardens; Spring Bulb Cover.
Note:  Cut Back to Ground after Flowering; Spreads by Stolons.
Native to:  Europe, North Africa, SW Asia
Oregon Native:  NO
USDA Hardiness Zone:  3 – 10

Report by: Viki Ashford

Posted by: Carlotta Lucas