Color in Winter at the Washington Park Arboretum

1) Sarcococca hookeriana var. digyna Sweet Box
Evergreen, rhizomatous, suckering shrub
Purplish stems with narrowly lanceolate, mid-green leaves and clusters of small, creamy-white, fragrant flowers
Native to western China
2) Hamamelis mollis Chinese Witch Hazel
Medium-to-large, deciduous shrub
Fragrant yellow flowers often with a red base, with four ribbon-shaped petals that grow in clusters
Native to central and eastern China
3) Daphne bholua ‘Jacqueline Postill’ Bhulu Swa, Nepalese Paper plant
Evergreen shrub
Leathery leaves and deep pink flowers with a powerful fragrance
Native to the Himalayas and neighboring mountain ranges from Nepal to southern China
4) Garrya elliptica ‘James Roof’ Silk Tassel
Evergreen shrub to small tree
Yellowish-colored, male catkins that dangle 12″ or more from the ends of the branches in winter to early spring and turn gray as they age.
Fine Fall Food for Our Feathered and Feelered Friends

1) Arbutus unedo Strawberry Tree
Arbutus unedo specimens can be found surrounding the courtyard on the south side of the Graham Visitors Center.
As the fruit requires 12 months to ripen, both flowers and ripe fruit are present in the fall for an excellent display as well as food for both pollinators and other wildlife.
Varied thrush visit our courtyard in the winter to take advantage of the dense cover and fruit.
Fall and Winter Interests at the Washington Park Arboretum

1) Acer triflorum Three-flowered Maple
This is a small to medium-sized tree, native to northeastern China and Korea.
Exfoliating bark, three leaflets, and amazing fall color are some highlights of this tree.
Look for this tree, with one of the last displays of fall color for the season, in the Asiatic Maples collection.
2) Callicarpa bodinieri Beautyberry
Most species in the genus, including this one, come from eastern and southeastern Asia, although this species can be found in Australia, Madagascar, North America, and South America.
Read moreA Fall Color Extravaganza is Happening in the Woodland Garden!

Don’t delay, get your free “leaf peeper” tickets today! See the most beautiful fall color show in Seattle. Located in Woodland Garden on the south-facing slope (north side of Upper Pond). And the star performers are:
1) Acer palmatum ‘Ogon sarasa’
A Japanese maple cultivar whose name means “gold calico cloth”.
This shorter-statured large shrub is in the lower right foreground when viewing scene from the south side of Upper Pond.
West Side Story

1) Cedrus atlantica ‘Aurea’
Native to the Atlas Mountains of Morocco and Algeria, C. atlantica ‘Aurea’ is a slow-growing, conical tree with golden yellow foliage. As the tree matures, its needles turn to a greener color.
Atlas cedars can grow to 120 feet in height, but this cultivar tops out at about half that.
A member of the Pinaceae (Pine family), this specimen is located in the north Pinetum near 26th Avenue East and East McGraw Street.
September’s Super Days Of Service In The Arboretum

Thanks to spot on planning and recruitment by our partner, Arboretum Foundation, and cooperative PNW weather, two of our biggest community service events during the year were a huge success!
We celebrated United Way Day of Caring on September 15, when 130 volunteers representing 6 companies; Nordstrom, Sonos, Fred Hutch, Google, IMPINJ, Microsoft and Chase Bank, participated in 7 arboretum projects led by UW Botanic Gardens horticulture and Seattle Parks and Recreation staff.
Summer Fruit from the Washington Park Arboretum

1) Corylus colurna Turkish Hazel
This native of SE Europe produces edible nuts inside intricately beaked husks.
This Corylus and other Birch Family members can be found near the terminus of Foster Island Road.
2) Dipteronia sinensis
Dipteronia is a member of the soapberry family, Sapindaceae, which also includes Acer or maples, another winged-fruited genus.
As fall approaches, the fruit of Dipteronia will continue to ripen to a reddish-brown color.
Summer Interests from the Washington Park Arboretum

1) Abies concolor White Fir
This tall conifer, native to the mountains of western North America, adds an interesting silvery blue backdrop to our Legume collection.
The young trees are valuable in the Christmas tree trade for their ornamental look.
The specimens in grid 16-6E were planted in 1938.
2) Acer davidii David’s Maple
This tree is named in honor of French priest and naturalist Armand David, who first described the species while on mission in central China.
Read moreOur Heralded Hydrangeas

1) Hydrangea aspera subsp. robusta
This 10-foot shrub with large fuzzy leaves produces flat, light blue flowers to 12” across on petioles which may reach 14” or more!
Native to the region between the Himalayas, across southern China, to Taiwan.
This 1941 specimen is located in the Camellias, next to Franklin tree along Arboretum Drive.
2) Hydrangea heteromalla Wooly Hydrangea
A tree-like hydrangea native to China and the Himalayas.
Read moreSelected Cuttings from the Washington Park Arboretum

1) Hydrangea heteromalla
Wooly Hydrangea
Native to China and the Himalayas.
An arborescent shrub growing to an average 10 to 15 feet.
Located in the Pacific Connections China Entry Garden, south of the shelter.
2) Itea ilicifolia Holly-leaved Sweet Spire
Native to western China.
Evergreen shrub, growing up to 16 feet tall and 10 feet wide.
Bears fragrant racemes of greenish-white flowers in late summer and fall.