828 posts in News

Feb 12, 2020 / Washington Park Arboretum, Horticulture, News / UW Botanic Gardens Horticulturist

All About Hamamelidaceae: The Witch Hazel Family

Selected cuttings from the Washington Park Arboretum, February 3 - 16, 2020

1)   Corylopsis glabrescens                          Fragrant Winter Hazel

Corylopsis are Asian natives which bloom in late winter or early spring with profusions of sunny yellow flowers dangling from bare branches.
Corylopsis glabrescens is the hardiest of the genus and can grow up to 15 feet high and wide.
Flower buds are about to burst open on this shrub in the Witt Winter Garden. 

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Jan 29, 2020 / Washington Park Arboretum, Horticulture, News / UW Botanic Gardens Horticulturist

Selected Cuttings from the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, January 21, 2020 - February 2, 2020

1)  Abies pinsapo var. marocana

This fir is native to Morocco, where it occupies a small area in the mountains south of Tetuan.
Not as tall as the type, this variety has needles similar to A. pinsapo but are wider and longer.
Located along the Arboretum Loop Trail, just south of parking lot #19.

2)  Cunninghamia konishii

Cunninghamia is a genus of just three species native to northeastern Asia. 

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New Selected Cuttings Welcome the New Year to the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, December 23, 2019 - January 5, 2020

1)   Illicium henryi                           Henry’s Star Anise

Native to China, this pungent plant is related to culinary star anise (Illicium verum). Specimens can be found on the Sino-Himalayan hillside and along the western edge of the Magnolia Collection.
The genus name Illicium comes from the Latin for “allurement” or “inducement from an enticing scent”. This refers to the aromatic scent released by bruised or crushed leaves. 

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Winter Interest at the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, December 9 - 22, 2019

1)   Edgeworthia chrysantha                          Paperbush

Native to China, the inner bark of this plant may be used to make quality paper.
The silvery flower buds will open in mid-winter to very fragrant, creamy-yellowish flowers.
Edgeworthia can be found on the west side of the Graham Visitors Center in the Pacific Connections China Garden and the Witt Winter Garden.

2)   Hamamelis vernalis  ‘Christmas Cheer’                          Witch Hazel

This witch hazel is native to the Ozark Plateau. 

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Holiday Arts and Crafts Sale in the Miller Library

woodblock prints, stone necklaces and hand knit items

The annual Holiday Arts and Crafts sale in the Miller Library opens December 6th. This year we’ll have hand-knit items, kitchen wares with botanical flare, dramatic necklaces and more.

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Fall Fruits at the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, November 18, 2019 - December 8, 2019

1)   Callicarpa sp.                          Beautyberry

The small, attractive metallic and purple berries give this ornamental shrub its common name.
The berries stay on the plant late into winter and are an important food source for wildlife.
This popular landscape plant provides a splash of color as fall sets in.
This and other Callicarpa can be seen from Arboretum Drive in our nursery. 

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All About the Genus Picea

Selected cuttings from the Washington Park Arboretum, October 21, 2019 - November 3, 2019

1)   Picea orientalis                            Oriental Spruce

This popular ornamental spruce can grow up to 150 feet and is native to the Caucasus Mountains and northern Asia Minor.
This species is prized for its gracefully pendulous foliage and for the young cones which are deep purple.
A grove of these trees can be found on the northeast side of the Pinetum.

2)   Picea morrisonicola                          Taiwan Spruce

Endemic to the mountains of Taiwan, this spruce has slender, delicate shoots. 

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Oct 3, 2019 / Internships and Employment, Rare Care, Research, News / Callie Zender, Rare Care Intern

Reflections from Rare Care Intern Callie Zender

Late summer blooms of Olympic mountain ragwort

Over the summer, my fellow intern, Maya Kahn-Abrams, and I monitored twelve species of alpine plants in Olympic and Mount Rainier National Parks. These plants were chosen from a list developed by botanists from each park to describe current status and collect long-term data to develop strategies for adaption to climate change. These species are generally tracked by the Washington Natural Heritage Program, while a majority of them are endemic to Washington State. 

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Oct 1, 2019 / Internships and Employment, Rare Care, Research, News / Maya Kahn-Abrams, Rare Care Intern

Reflections from Rare Care Intern Maya Kahn-Abrams

Fletts violet in bloom

This year the Rare Plant Care Internship worked with the National Park Service on a project focused on establishing long term monitoring plots in alpine and subalpine ecosystems in Washington state National Parks (Olympic Mountains, Mt. Rainier (Tahoma), and North Cascades). This monitoring programs seeks to understand the effects of climate change on vulnerable alpine/subalpine communities as a whole and rare and largely endemic species in particular. 

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A Spotlight on Memorials at the Washington Park Arboretum

Selected cuttings at the Washington Park Arboretum, September 9 - 22, 2019

Over the years, numerous memorials have been developed in the Arboretum, and several plant collections memorialize individuals. The following are some memorials, and a nearby plant.
1)   Camellia japonica  ‘Oridono-nishiki’                          Foxworthy Benches

This memorial, composed of three benches in memory of Mary Hughes Foxworthy, was installed in 1961 along the trail traversing Rhododendron Glen above the Lookout Gazebo.
There are thousands of cultivars of Camellia japonica in cultivation, with many different colors and forms of flowers. 

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