Willow flowering period
Willow blossoms from March to May, and the fruit ripens in June 6- 10/October165438+1October. Willow petals are like glutinous rice, milky white in color, with a little milky yellow in the middle, the inflorescence is umbrella-shaped, and the filaments are split. Seen from a distance, it looks like a white hydrangea.
Willow fruit is oval, with white powder on the peel surface, length1~1.5cm, width 6 ~10mm, and the fruit color is blue-black or black. Willow leaves have various shapes, such as rectangle, ellipse, circle, ellipse or from obovate to obovate.
Brief introduction of Liu Sushu
Willow mainly grows in sparse mixed forests, hillsides and river banks below 3000 meters above sea level, and likes to grow in warm and humid environment. The optimum temperature is 10 ~ 28℃. Willow grows slowly, but it has a long life and strong vitality, and can resist cold and drought.
The propagation methods of willow mainly include sowing, cutting and grafting. The optimum sowing time for 10 is from mid-September to early October. It is necessary to select the mother plant with healthy growth and good tree shape to collect seeds. The collected seeds were soaked in clean water for two days, then mixed with wet sand to accelerate germination, and then cultivated for one week before sowing.