Selected Cuttings from the Washington Park Arboretum

Preston Pew
(March 27 – April 9, 2017)
1) Acer triflorum Three Flower Maple
- A small, slow-growing deciduous 20’ to 45’ tree, where it is native to Manchuria and Korea. An excellent landscape tree boasting light-grey vertically furrowed bark and vivid red and orange fall color. The specific epithet makes reference to its flowers, which are borne in clusters of three.
- This tree was discovered by noted plant explorer, Ernest H. Wilson in 1917.
- Located in the Asiatic Maples Collection.
2) Berberis aquifolium Tall Oregon Grape
- A medium-sized evergreen shrub, Berberis aquifolium is native to western North America. This plant is an important food source for native wildlife.
- Located throughout the Arboretum with many in the Pacific Connections Garden’s Cascadia forest.
3) Grevillea victoriae ‘Marshall Olbrich’ Royal Grevillea
- This medium-sized evergreen shrub is a selection of the species native to southeast Australia. Like many plants in the Proteaceae family, Grevillea are intolerant of fertilizers containing potassium and phosphorous.
- Grevillea victoriae blossoms in winter through spring and is much visited as a food source by local hummingbirds.
- Located in the Pacific Connections Australian Entry Garden.
4) Prunus ‘Snow Goose’ Snow Goose Japanese Flowering Cherry
- A small deciduous tree with an upright crown, ‘Snow Goose’ is a hybrid between Prunus serrulata var. speciosa and Prunus incisa.
- Located east of Azalea Way, north of the path to the Woodland Garden.
5) Stachyurus praecox Stachyurus
- This medium-sized deciduous shrub is native to the Himalayas and eastern Asia.
- The specific epithet means “early” referring to the bloom time.
- A nice specimen is located east of Arboretum Drive, south of Crabapple Meadow.