348 posts in Washington Park Arboretum

Spring Highlights at the Washington Park Arboretum

Selected cuttings at the Washington Park Arboretum, April 8 - 21, 2019

1)   Amelanchier X spicata                          Serviceberry

This shrubby, multi-stemmed tree, native to United States and Canada, has an impressive spring display of white flowers.
We have lost a couple of our Amelanchier due to past winters; the remaining collections reside south of the Centennial Garden on Azalea Way.
Amelanchier are being planted more frequently in the urban environment for beauty and the value for wildlife. 

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“Curtain” Shrubs for the Spring Garden

Selected cuttings from the Washington Park Arboretum, March 25 - April 7, 2019

1)   Corylus maxima  ‘Atropurpurea Superba’                          Purple Leaf Filbert

This very large growing European filbert shrub is festooned with catkins before the purple leaves form, giving an impression of a pendulous curtain of 3-inch mauve spikes.
Its size can be controlled by thinning out the oldest stems in spring.
This cutting is from a mature specimen located at the service entrance to the Broadmoor Golf Course. 

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High Honors for UW Botanic Gardens Community Members: 2019 Great American Gardeners Awards

Dr. John Wott

We are excited to recognize Dr. John Wott, Director Emeritus of UW Botanic Gardens, who has been awarded the 2019 American Horticultural Society Professional Award for his many contributions to the horticultural field throughout his career. We also extend our enthusiastic congratulations to Riz Reyes, UW graduate, former UW Botanic Gardens horticulturist, and current UW Farm volunteer, who was honored with the 2019 Emerging Horticultural Professional Award. 

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Selections from the Camellia Collection at the Washington Park Arboretum

Selections from the Camellia Collection at the Washington Park Arboretum, March 11 - 24, 2019

1)   Camellia japonica  ‘Willmeta’

This light pink Camellia is reminiscent of an apple blossom.
Will and Meta Jensen brought this cultivar with them as a seedling from Holland and the specific epithet is a combination of their first names.

2)   Camellia japonica  ‘Amabilis’

This white Camellia has impressively large single blossoms.
‘Amabilis’ is a French cultivar originating in Nantes in the 1820s. 

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March 2019 Plant Profile: Olea europaea ‘Frantoio’

If you’ve been dreaming of escaping our cold, snowy Pacific Northwest, to a sunny and warm Mediterranean climate, dream no more! The ‘Frantoio’ is one of the most successful olive trees for the Pacific Northwest. Touted as the hardiest olive for our climate, 10° F or below and apparently gains cold hardiness the older it gets. Beautiful silvery foliage is attractive year-round. 

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It’s Snow Big Deal!

Selected cuttings from the Washington Park Arboretum, February 25, 2019 - March 10, 2019

Here’s a sampling of some of the Arboretum trees that sustained some damage from the recent snow. Luckily most of the cuttings were taking from plants that will survive!

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50 Year Snow Storm Hits Arboretum Plant Collections Hard!

The record cold temperatures and snow that fell in Washington Park Arboretum between Feb 3 and Feb 11 will be one for the record books when it comes to accounting for all the plant collections damage and total losses.

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Early Flowering Rhododendrons at the Washington Park Arboretum

Selected cuttings from the Washington Park Arboretum, January 21, 2019 - February 3, 2019

1)  Rhododendron arboretum hybrid

This Rhododendron, located in the Joseph A. Witt Winter Garden, dutifully produces its blooms of bright rose in the dark of winter.
The UW Botanic Gardens’ database has records of it blooming in December, January, and February.

2)  Rhododendron floribundum

Native to the southern central area of China, and was first described by Adrien René Franchet.
Franchet was a French botanist who was noted for his extensive work describing the flora of China and Japan, based on the collections made by French Catholic missionaries in China – Armand David, Pierre Jean Marie Delavay, Paul Guillaume Farges, Jean-André Soulié, and others. 

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Selected Cuttings from the Witt Winter Garden at the Washington Park Arboretum

Selected cuttings from the Witt Winter Garden at the Washington Park Arboretum (December 31, 2018 - January 13, 2019)

1)   Chimonanthus praecox                          Wintersweet

The light yellow flowers are debatably the sweetest of the Witt Winter Garden.
Wintersweet is highly cultivated in China where the flowers are used in teas and herbal remedies despite the fact that the seeds are poisonous.
Also in China, the flower petals are used in potpourri and to scent linen.

2)   Cornus sanguinea ‘Midwinter Fire’                          Midwinter Fire Dogwood

Cornus sanguinea is native to Europe. 

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Learning About Outdoor Education in Norway

 
Among the many programs at UW Botanic Gardens, the Fiddleheads Forest School stands out as a unique program for the youngest learners. With the Washington Park Arboretum as its classroom, the outdoor preschool program offers students the opportunity to explore the natural world, learn from experimenting, and practice stewardship of the environment.
Fiddleheads Director and Co-Founder Sarah Heller spent a week in Trondheim, Norway in September 2018. 

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