Summer Arrives at the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, June 27 - July 10, 2016
Selected cuttings from the Washington Park Arboretum,
June 27 – July 10, 2016

1)  Cunninghamia lanceolata                (Chinese Fir)

  • Bluish evergreen foliage contrasts nicely with its scaly bark.
  • This evergreen tree from China is an important timber tree in its native area.
  • In 1701, James Cunningham (one of the first European plant hunters to visit China) described and collected this tree.

2)  Hydrangea integrifolia                                                      (Evergreen Climbing Hydrangea)

  • A vigorous, evergreen vine climbing to over 40 feet, on the trunk of a mature Douglas Fir.
  • Attractive, large and round creamy buds form prior to the flower opening.
  • Native to Taiwan and the Philippines.

3)  Magnolia grandiflora                (Evergreen Magnolia)

  • The large fragrant blossoms are the highlight of this tree.
  • Native to the southern United States, this tree is popularly planted in urban environments around Puget Sound.

4)  Ostrya carpinifolia                (European Hop Hornbeam)

  • The name Ostrya is derived from the Greek word ostrua, meaning “bone-like”, and refers to the very hard wood.
  • The fruit clusters resembling hops hang from the branches and provide a nice contrast with the foliage and rough bark.
  • Native to southern Europe, Asia Minor and the Caucasus.

5)  Picea koyamae               (Koyama’s Spruce)

  • The immature purplish cones are great color against the green needles.
  • This evergreen tree, from a small mountainous region in Japan, has a threatened status as native stands have been damaged from wildfires and typhoons.
  • Botanist Mitsuo Koyama discovered a small stand of these trees in 1911.