October 2012 Plant Profile: Rosa ‘Sally Holmes’

Planted behind the wooden benches in the Fragrance Garden, ‘Sally Holmes’ is an absolute standout when in full bloom.

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September Color Appears at the Washington Park Arboretum (Part II)

1)   Acer diabolicum  (Horned Maple)

This maple is one of the least ornamental of the native maples of Japan.
It is named for the tiny horn-like appendages between the winged seeds.
Ours is growing beside the Japanese Garden parking lot.

2)   Koelreuteria bipinnata

Named after a German professor of botany, J.G. Koelreuter (1733-1806), it is impossible for English speakers to pronounce. 

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Paths II: The Music of Trees now playing

November 3-4 is the final weekend for experiencing the amazing sound installation by Abby Aresty. The installation comes down November 5.

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September Color Appears at the Washington Park Arboretum

“Ornamental Late Summer Fruits”

1)  Betula lenta  (Sweet Birch)

The fruit, maturing in fall, is composed of numerous tiny winged seeds packed between the catkin bracts.
Twigs, when scraped, have a strong scent of oil of wintergreen.
Several specimens are located east of Azalea Way bordering the wetland bog.

2)  Liriodendron tulipifera  (Tulip Tree)

The fruit is a cone, two to three inches long, made of a great number of thin narrow scales attached to a common axis. 

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Sep 12, 2012 / Special Feature / Sarah Reichard

Explore Ecuador & Galapagos: UWBG Study Tour

Get up close with giant tortoises, rare birds and fantastic flora! Reserve your spot today on this fantastic adventure tour.

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Sep 9, 2012 / Weekend Walks, News / Catherine Nelson

Trees are showing off their fall bounty

These 3-parted pods contain the seeds of the Koelreuteria paniculata or Golden Rain Tree. This tree is native to East Asia, China & Korea and is used as an ornamental for its flowers, leaves and seed pods. Although it is considered an invasive in the SE United States. The Arboretum’s free Sunday walks for the month of September will feature the “Fruits & Nuts” of this tree and many others in the collection. 

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We Have Winners!

The UWBG Kids Digital Photography Contest was a complete success! We had 12 entries, ranging from ages 7 to 16, who submitted some really incredible artwork.

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September 2012 Plant Profile: Hesperantha (Schizostylis) coccinea

This delightful, but seldom grown corm from South Africa is looking fantastic in the Soest Garden at the Center for Urban Horticulture.

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August Color Appears at the Washington Park Arboretum

1)   Blechnum chilense

This impressive evergreen fern grows in full sun to full shade.
The Chilean Spanish name ‘Costilla de vaca’ translates into “cow’s rib” and refers to the shape of the fronds.
This fern can be found thriving in the Chilean Entry Garden in Pacific Connections.

2)   Eucalyptus pauciflora ssp. niphophila

Beautiful peeling brown bark is just one of the attributes of this Australian native. 

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It’s Hydrangea Season

All of the Hydrangeas in the park are at their prime flowering beauty right now. Its a great month to go on one of our free Sunday tours with a guide and walk down Arboretum Drive to view the variety of Hydrangeas in the UW collection which includes everything from exotic Asian vines to the bluest mopheads I’ve seen in a while to the pictured Hydrangea aspera – my personal favorite. 

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