Tag Archives: Horticulture Report

Oregon Native Plant: Chrysothamnus viscidiflorus (Yellow Rabbitbush)

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Plant Name:  Chrysothamnus viscidiflorus
Common name: Yellow Rabbitbrush
Plant Type:  Shrub
Plant Height:  8” – 39”
Bloom Time: August – October
Flower Color:  Yellow
Exposure:  Full Sun
Soil Requirements: Course to Medium; Well-Drained.
Water Needs:  Low
Habitat: Dessert and semi-dessert
Attributes:  Drought Tolerant; Provides Cover & Nesting Habitat for Small Birds; Fall Forage for Some Butterflies; Pollen/Nectar for Native Bees; Provides Cover for Rabbits.
Note:  Spring Forage for Deer.
Uses: Restoration & Re-vegetation Plantings; Drought-Tolerant Plantings; Native Gardens; Low Maintenance Gardens; Rock Gardens.
Native to:  Western North America
Oregon Native:  YES
USDA Hardiness Zone:  5b – 8b

Report by: Viki Ashford

Photo: Wikimedia Commons Taken By: Matt Lavin, Bozeman Montana, USA https://commons.wikimedia.org/wiki/File:Chrysothamnus_viscidiflorus_(3939348143).jpg

Fall Color: Pineapple Sage!

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Common Name: Pineapple Sage
Botanical Name: Salvia Elegans
Plant Type: Perennial (An annual in colder zones)
Height: 3- 4 ft
Width: 3-4 ft
Exposure: Full sun
Blooms: Scarlet-red exotic-looking tubular flowers
Bloom time: September to frost
Water Needs: Once establish needs only occasional watering
Attributes: Showy flowers, attracts hummingbirds. Culinary herb has a slight pineapple or citrus taste. Deer resistant! Easy Care, Waterwise plant
Uses: Culinary herb garden, Border gardens, Perennial gardens, Containers, Mass plantings, Poolside, Rock Gardens, Showy flowers.
USDA Hardiness Zones 8-10

Horticultural Report

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Plant Name:  Anaphalis margaritacea
Common name:  Pearly Everlasting
Plant type:Herbaceous perennial
Height: 1-3 feet
Spread:   1-2 feet
Bloom Time:  July- September
Flower Color: White
Exposure: Sun to part Shade
Soil Requirements: well drained
Water Needs: drought tolerant
Attributes: Native wildflower, Easy to grow, Low maintenance, Showy white flowers, Blooms in clusters, Attracts butterflies.
Note:  Tolerates nutrient poor soils, Grows in sandy soil, Gravelly soils, Spreads.
Uses:  Native gardens, Pollinator gardens, Wildflower gardens, Dry meadow and Perennial garden.
Native to: USA
USDA Hardiness Zone: 2-8

Dahlias

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Plant name: Dahlia
Plant type: Tuberous flowers; biennial tubers are planted in the spring
Height: Large: 3-4 feet, Medium: 1-2 feet, Small: 10-20 inches
Spread: Varies with variety
Bloom Time:  Summer, fall
Flower Color:  Orange, Pick, Purple, Red, White, Yellow, and Multi-color
Exposure: Full Sun. (6-8 hours of morning sun is best)
Soil Requirements: Sandy Loam
Water Needs: Moist to Moderate
Attributes:   Large flamboyant flowers

Notes:  Will not tolerate frost. Not suited for hot/humid climates.
Tubers struggle in cold soil, plant after ground temperatures reach 60o F
Tubers typically dug in the fall, stored for winter, replanted in late spring. Uses: Display Gardens, Cut flowers, Late-season color, To “wow” your neighbors & friends!
Native to: South America Andes
USDA Hardiness Zones: 8-10

Horticultural Report: Mountain Laurel

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Photo by: Carlotta Lucas, Ashland OR

Plant Name:Kalmia latifolia,
Common name: Mountain Laurel
Plant type: Evergreen Shrub
Height: 3-15 ft (depends on variety)
Spread:3-15 ft (depends on variety)
Bloom Time:May to June
Flower Color:Rose, White, has purple markings
Exposure:Full Sun – Part Shade (Morning sun with afternoon shade is best)
Soil Requirements: Acid loving plant
Water Needs: Medium
Attributes:Excellent Showy Flowers, Multi-stemmed evergreen shrub, Year-round interest
Note: These shallow rooted plants are best in moist, cool, rich, acidic, well-drained humus soil
Uses: ;Compliments rhododendrons and azaleas.Use as border shrub, Woodland gardens Cottage gardens, Wild areas, Hedges, Foundation plants
Native to: Eastern USA
USDA Hardiness Zone:4-9