The male inflorescences are 4 to 5 centimeters long and about 1 centimeter across catkins . The inflorescence stalk is 1 to 3.5 centimeters long and has normal leaves. The inflorescence axis is hairy shaggy. The bracts are obovate or obovate-oblong, about 2.5 millimeters long, shaggy hairy underneath and have a rounded tip. Male flowers have two nectar glands , the adaxial is wider than the abaxial. There will be two stamensformed with shaggy hairy stamens at the base. The female catkins are thinner than the male and up to 13 centimeters long when the fruit is ripe. Female flowers have an oval, elongated adaxial nectar gland, the abaxial nectar gland is very small or may be absent. The ovary is hairy down. The stylus is about 1.5 millimeters long and divided into two parts. The scar is hairy and usually twisted. The fruits are about 6 millimeters long and finely hairy capsules. Salix ernestii flowers when the leaves shoot in May and June, the fruits ripen from July to August.
