Horticulture Report: Dead Nettle

Plant Name:  Lamium species
Common name: Dead Nettle
Plant Type:  Prostrate Herbaceous Perennial
Plant Height:  8” – 12”
Plant Width:  12” – 36”
Bloom Time:  May – June
Flower Color: Pink, White, Purple
Exposure:  Part Shade to Shade
Soil Requirements: Moist, Rich, Humus Rich, Well-Drained Soil.
Water Need:  Medium
Fire Resistant: YES; Zone 1-8 – 30’+ from house.
Attributes: Attractive Foliage; Attracts Bees; Variety of Foliage Colors & Textures; Deer Resistant, Drought Tolerant.
Uses:  Spiller in Containers; Dead Bulb Foliage Cover; Groundcover.
Note: Trailing Type Growth; Cut Back or Shear to Stimulate New Growth; Roots Where Stems Touch Ground.
Native to: Europe, Western Asia, North Africa
Oregon Native:  NO
USDA Hardiness Zone: 3 – 8

Report by: Viki Ashford, AGC Member/ Master Gardener

Photo by: Franz Xaver, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons

Horticulture Report: Sedums

Plant Name:  Sedum species
Common name:  Sedum or Stonecrops
Plant Type:  Perennial Succulent
Plant Height:  2” – 12”; Varies Depending on Varieties:  Ground Cover Level to Upright
Plant Width:  6” – 24”
Bloom Time:  Summer, Fall
Flower Color: Pink, Red, White, Yellow (Depends on Variety)
Exposure: Full Sun to Part Sun
Soil Requirements: Loamy, Sandy, Well Draining.
Water Need:  Low; Drought Tolerant Once Established.
Fire Resistant: YES; 10” or more from house.
Attributes: Attracts Birds/Butterflies; Foliage in Shades of Green to Blue/Chartreuse to Pink; Deer Resistant
Uses: Rock Garden; Edging; Containers, Smaller varieties ground cover.
Note: Deadhead After Flowering to Maintain Shape & Size; or Leave Attractive Seed Heads for Winter Interest; Subject to Mealybugs, Scale, Slugs/Snails, Powdery Mildew.
Native to: Eastern United States
Oregon Native:  Some varieties of Sedum spathulifolium and other broadleaf stonecrop are native to Oregon
USDA Hardiness Zone: 3 – 10

Report by: Viki Ashford, AGC Member

Autumn Joy Sedum and Broad-Leaf Sedum Photos by: Carlotta Lucas, AGC Member

Sedum oreganum (Yellow flowers) photo by: Stan Shebs https://calscape.org/loc-california/Sedum%20oreganum()

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

Horticulture Report: Sempervivum

Plant Name:  Sempervivum species
Common name:  Hens & Chicks
Plant Type:  Succulent
Plant Height:  2” – 6”
Plant Width:  6” – 10”
Bloom Time: June – August
Flower Color: Pink
Exposure: Full to Part Sun
Soil Requirements: Well-Drained Sandy or Gravelly Soil.
Water Need:  Low
Fire Resistant: YES; Grow 10’+ from house.
Attributes: Wide Variety of Foliage Colors; Deer Resistant; Year Round Interest
Uses:  Rock Walls; Rock Gardens; Succulent Gardens; Edging
Note:  Parent Plant Produces Flowers & Smaller Plants (or chicks); Plant Dies After Flowering Thus Offsets; >
Native to: Southern Europe/Western Asia
Oregon Native:  NO
USDA Hardiness Zone: 4 – 10

Report by: Viki Ashford, AGC Member

Photos by: Carlotta Lucas, AGC Member

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

Today in the Garden

Today in AGC Member, Viki Ashford’s garden

Oregon Native: Erigeron umbellatum (Yellow Sulphur Buckwheat) 

Yellow Flowers with grey foliage; Exposure: Sun to part shade; Drought tolerant once established; Attracts Pollinators; USDA 4-10