柳屬落葉喬木，原產華中、華北各省。樹幹直或歪斜，淡黃褐色枝條枝細下垂。葉狹披針形或線狀披針形，葉背淡綠色，葉緣有鋸齒。花序先葉開放或花葉同出。雌雄異株，葇荑花序自冬芽發出的小枝枝端開出。蒴果長3~4mm。開花春季、結果春季。

A deciduous tree in the genus Salix, native to the provinces of Central China and North China. The trunk is straight or crooked and develop yellowish-brown slender and pendulous branches. The leaves are narrowly lanceolate or linear-lanceolate, light green leaf back, with serrated margins. Flowers bloom before or at the same time with leaves sprouting. Dioecious, catkins develop from the end of twigs sprouting in winter. It produces capsules 3~4 mm long. Flowering in spring and fruiting in spring.

全日照溫暖至冷涼環境，適合水岸種植，亦可於一般露地栽培。植株生長迅速，但較容易老化。可藉由強剪、施肥恢復樹勢。注意天牛危害。繁殖採用扦插法。

Grown in full-sun, warm to cool environment, suitable for planting in riverbanks as well as open fields. It grows rapidly but is more susceptible to aging which can be restored by hard pruning and fertilization. Watch for the longhorn beetles damage. Propagated by cuttings.

枝條細長柔美，隨風飄盪姿態瀟灑，種植於水際最能表現樹形特色。作為行道樹、遮蔭樹與河堤水圳旁的護岸樹。木材可製板與農具柄，細枝條可編製籃、筐等器具。

The slender branches sway gracefully with wind, planting on the waterfront can best display the graceful posture. It can also be planted as street trees, shade trees and revetment trees along the riverbank. The wood can be made into boards and farming tool handles; while the slender twigs can be woven into baskets, crates and so on.