Horticulture Report: Winterberry

Plant Name: Ilex verticillata, cross of Ilex verticillate & Ilex serrata
Common name: Winterberry
Plant type: deciduous, medium to tall shrub
Height: 4’-12’
Spread: 4’-10’
Bloom Time: May, June 
Flower Color: White
Exposure: Full sun to Partial shade
Soil Requirements: average soil conditions.
Water Needs: average to low
Attributes: Grown for showy red winter berries on leafless stems. Berries feed overwintering birds.  Butterflies are attracted to flowers. Deer Resistant shrub.
Note: Winterberries are dioecious (separate male & female plants are needed for berry production; one male plant for 10-20 females. Flowers on new growth in late spring. Natural habitat Swamps, streams, river banks, near lakes or ponds.  
Uses: Stems are cut for use in winter floral displays.
Native to: China, Japan and Eastern North America
Oregon Native:  NO
USDA Hardiness Zone: 3-8

*Link to “Guide to Growing Winterberry Holly”,  by: Stacey Hirvela  for Proven Winners: https://www.provenwinners.com/learn/finding-right-plant/ultimate-guide-winterberry-holly

A few  varieties are: Berry Heavy ®, Berry Poppins™,  Jim Dandy (male)

Report by: Gena Goddard, Ashland Garden Club

Winterberry Holly

Plant Name: Ilex verticillatawinterberry_Ilex verticillata
Common Name: Winterberry Holly
Plant type: Deciduous shrub
Height: 3-12 ft – depending on varieties  
Spread:  Same information as height
Bloom Time:  Early  summer
Flower Color:  White, or cream  – small
Exposure:  Full sun to partial shade
Soil Requirements: Rich organic acidic soil, but grows in average garden soil.
Water Needs:  Moist boggy areas
Native to: Eastern North America
USDA Hardiness Zone: 3-9

Attributes: Vibrant Red Winter Berries, Important food source for American Robins, Winter Interest.

Uses:  Wetland habitats, Native gardens, Bird habitat, Rain garden, Firewise garden, Wildlife gardens, Cutting garden, Containers dwarf varieties, Floral arrangements.

Note:  Plants are dioecious meaning male or female.  A male plant is needed for female plants to produce berries.  Plant a male shrub within 50 feet of female plants. One male plant can pollinate 6-10  female plants, but note blooming time must match when female’s bloom.  Slow growers.  Shrubs can sucker out into a dense thicket when planted in wet boggy areas.

A few varieties are listed below:

            Berry Heavy:  6-8 ft  (female)
            Berry Nice:   6-8 ft     (female)
            Sparkleberry:  5-8 ft  (female)
            Southern Gentleman: 12 ft  (male)
            Apollo: 6-10 ft (male)
            Raritan Chief:  7 ft T X 12 ft W (male)
            Jim Dandy:  6-10 ft  (male)

Dwarf varieties:

            Afterglow:  3-6 ft  (female)
            Little Goblin: 3-5 ft (female)
            Little Goblin Guy: 3-5 ft (male)
            Red Sprite:  3-5 ft  (female)
            Berry Poppins:  3-4 ft (female)
Mr. Poppins: 3-4 ft  (male)

by: Carlotta Lucas

Horticulture Report: Dwarf Purple Willow

Plant Name:        Salix purpurea ‘ Nana’Salix_purpurea_Nana
Common Name: Dwarf Purple Willow
Plant type:          Deciduous shrub
Height:                 6 ft
Spread:                6 ft
Blooms:              April – May
Flowers Color:  White, Green
Exposure:          Full Sun to Part Shade

Soil Requirements:  Lean, well-drained
Water Needs: Evenly Moist, somewhat drought tolerant when established.
Attributes:  Prized for it’s blue-green foliage  and deep purple stems. Quick growing. Deer resistant. Showy flowers attracts butterflies & hummingbirds.
Note: Can be kept smaller with winter pruning to the ground. Tolerates Black Walnut.
Uses:  Pollinator garden, Good for wet areas,  Beds and borders, Foundation planting, Rain garden. Whips used in basket making. Pond and Creek-side plantings.
Native to: Europe and Western Asia
USDA Hardiness Zone: 3a-8b

Horticulture Report:

Plant Name:  Epimedium pubigerumepimedium_bishops-hat
Common Name:  Bishop’s Hat,  Red Barrenwort,
Plant type: Herbaceous perennial
Height: 1-2 feet
Spread: 1-2 feet
Bloom Time: April to June
Flower Color: Tiny yellow flowers
Exposure:  Part to Full Shade
Soil Requirements: Fertile, well-drained
Water Needs: Average, will tolerate semi-dry situations
Attributes: Heart-shaped leaves, Bronze Fall Foliage, Deer Resistant, Drought tolerant when established,
Note: Grows well under trees
Uses: Fall Color, Winter Interest, Dry Rocky Areas, Woodland Gardens, Naturalized Gardens, Groundcover
Native to: Bulgaria, Turkey, Caucasus
USDA Hardiness Zone: 5-9

Horticulture Report: Arbutus unedo ‘compacta’

arbutus-unedo-compactaPlant Name: Arbutus unedo ‘compacta’
Common Name:  Dwarf Strawberry Tree
Plant type: Evergreen Shrub
Height: 6-8 ft

Spread/Width: 5-6 ft
Bloom Time: Repeating Fall to late winter

Flower Color: White, bell-shaped
Exposure:  Part to Full sun

Soil Requirements: Lean, well-drained soil
Water Needs: Low – Drought tolerant once established
Attributes: Masses of white flowers, Dark glossy green foliage, Cinnamon-colored bark, Edible strawberry-like fruit, , Dwarf plant, Bird friendly

Note: Low maintenance
Uses:
Firewise plantings, Waterwise plantings, Privacy Screen, Specimen focal point, Wildlife gardens, Year-round interest, Informal hedge,  Butterfly gardens, Attracts Hummingbirds, Winter interest
Native to: Southern Europe and Ireland
USDA Hardiness Zone: 7-9

Horticulture Report: Cotoneaster horizontalis

Plant Name: Cotoneaster horizontaliscotoneaster_horizontal
Common Name: Rockspray Cotoneaster
Plant type: Semi-evergreen shrub
Height: 2-3 ft
Width: 5-7 ft
Bloom Time: May – June
Flower Color: Pink (tiny flowers)
Exposure: Full sun to Part shade
Soil Requirements: Requires well-drained soil, Withstands poor soil, but best in loamy soil
Water Needs: Medium
Attributes: Groundcover, Fall color, Textured arching branches , Red berries for birds, Dense foliage, Slow-growing, Semi-prostrate
Note: Tough, Easy to grow, Drought tolerant once established
Uses: Rock gardens, Rock walls, Mass plantings, Erosion control for banks & slopes, Winter interest, Shelter for Beneficial insects
Native to: Western China
USDA Hardiness Zone: 4-7