Texas Tech University

Poplar, Eastern Cottonwood

Populus deltoides
Deciduous-Trees

(Detailed plant information can be found at the bottom of the page.)
Populus deltoides

Populus deltoides Photo Gallery



Populus deltoides Plant Information

Classification  
   
Scientific Name: Populus deltoides
Common Name: Eastern cottonwood

Eastern poplar
Family: Salicaceae
Suggested Uses: weed tree that should not be used in most landscape situations
   
Characteristics  
   
Height: 75 - 100 feet tall
Foliage: alternate and deciduous

deltoid (triangle) shaped and serrated with a flat petiole

dark green in growing season with good yellow fall color
Flower: dioecious; male (catkins) and female flowers open before leaves
Bloom Period: Spring
Fruit: dehiscent capsule which opens with “cottony” seeds in June to July
Bark: ash-gray

deep ridges on older trees
   
Environment  
   
Water: prefers moist areas (native to wet areas), but will grow in dry soils
USDA Zone: zones 3 - 9
   
Care  
   
Maintenance: messy tree that will drop branches, leaves, flowers, and fruit

weak wood (fast grower) that will break in storms

surface roots can be a problem in lawns

‘Siouxland' is a fruitless, male form
   
Additional Notes: because of many problems with this tree, it has been outlawed as a landscape ornamental by several communities

TTU Plant Resources