Puget Sound Native Tree
Botanical Garden
People have created across the United States lists of the largest individual tree of many species as well as typical size of each in a mature forest. They call the largest tree a CHAMPION TREE, for bragging rights.
Black Cottonwood
populus balsamifera
Typical dimensions of a large tree of this species in a mature forest:
Height:
Diameter:
Champion tree for this species:
Height:
Diameter:
100+ feet
2-3 feet
Dolphin Place
Original
Broadleaf Trees
Black Cottonwood
populus balsamifera
Click an image to enlarge, click again to reurn
Black cottonwood (Populus trichocarpa) is a large, fast-growing deciduous tree native to western North America, known as the continent's largest hardwood, thriving in moist riparian areas like streambanks, releasing fluffy, cotton-like seeds in spring, and providing valuable timber and wildlife habitat
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Bark
This tree species was found growing at the following location when the property was purchased in 1973:
Exact data was not collected at the time. The following is data recorded in 2025.
Largest tree for this species within Dolphin Place Open Space:
Height:
Diameter:
10 feet (was 40)
3 inches (was 24)
Dolphin Place
Black Cottonwood
populus balsamifera
Leaf
Bark
Seed