Salix nigra, the black willow, is a species of willow native to a large portion of North America, from New Brunswick and southern Ontario west to Arizona and California, and south to northern Florida and Texas.

A member of the Willow Family (Salicaceae), black willow is a small to medium-sized tree 30 to 60 ft high and about 14 inches in diameter with a broad, irregular crown and a superficial root system.

Black willow (Salix nigra) is the largest and the only commercially important willow of about 90 species native to North America. It is more distinctly a tree throughout its range than any other native willow; 27 species attain tree size in only part of their range (3).

Salix nigra, commonly called black willow, is a medium-to-large, fast-growing, deciduous willow tree. It typically grows to 70-80’ tall on single or multiple curved trunks, typically 1-2' thick, topped by a spreading, rounded but sometimes irregular crown.

Black willow is a native tree that can tolerate very wet sites. It is fast growing, but may live for only 40 or 50 years. Its wood is brittle and the tree may require regular pruning. This species is native to the Chicago region according to Swink and Wilhelm’s Plants of the Chicago Region, with updates made according to current research.

2022年9月14日 · Black willow trees are typical willows with long, thin leaves that drop in autumn. The leaves are shiny green on the tip and softer green below. Like most willows, black willow flowers are catkins. The flowers are yellow and produce a small reddish brown capsule that contains the small, furry seeds.

Photos and information about Minnesota flora - Black Willow: large shrub to mid-size tree; alternate leaves to 6 inches long, narrowly lance-elliptic, long or short taper at the tip, hairless or crinkly-hairy, finely toothed, glands at stalk tip; hairless fruit on stalks to 1.5mm long

Black willow is a deciduous, fast-growing, small to medium-sized tree that grows about 30 to 90 feet high and may have multiple trunks1,2. It is a relatively short-lived tree ². Black willow often grows in moist or wet soils due to their shallow or superficial root system 2,4.

Salix nigra, commonly called black willow, is a medium to large, fast-growing, deciduous willow tree that typically grows to 30-60’ tall on single or multiple trunks topped by a spreading, rounded but sometimes irregular crown. It may soar to as much as 140’ tall in optimum growing conditions.

Rather short-lived, Black Willow is the largest and only commercially important willow in North America. It makes a spectacular specimen tree near ponds and streams where it can be reflected for double the pleasure.