Willows all have abundant watery bark sap, which is heavily charged with salicylic acid, soft, usually pliant, tough wood. source
Willows all have abundant watery bark sap, which is heavily charged with salicylic acid, soft, usually pliant, tough wood.
Willows are dioecious, with male and female flowers appearing as catkins on separate plants. source
Willows are dioecious, with male and female flowers appearing as catkins on separate plants.
Almost all willows take root very readily from cuttings or where broken branches lie on the ground. source
Almost all willows take root very readily from cuttings or where broken branches lie on the ground.
The few exceptions include the goat willow (Salix caprea) and peachleaf willow (Salix amygdaloides). source
The few exceptions include the goat willow (Salix caprea) and peachleaf willow (Salix amygdaloides).
This twig was planted and thrived, and legend has it that all of England's weeping willows are descended from this first one. source
This twig was planted and thrived, and legend has it that all of England's weeping willows are descended from this first one.
Willows are often planted on the borders of streams so their interlacing roots may protect the bank against the action of the water. source
Willows are often planted on the borders of streams so their interlacing roots may protect the bank against the action of the water.
Willows are very cross-compatible, and numerous hybrids occur, both naturally and in cultivation. source
Willows are very cross-compatible, and numerous hybrids occur, both naturally and in cultivation.
A well-known ornamental example is the weeping willow (Salix × sepulcralis), source
A well-known ornamental example is the weeping willow (Salix × sepulcralis),
Willows are used as food plants by the larvae of some Lepidoptera species, such as the mourning cloak butterfly. source
Willows are used as food plants by the larvae of some Lepidoptera species, such as the mourning cloak butterfly.
Willow roots spread widely and are very aggressive in seeking out moisture; for this reason source
Willow roots spread widely and are very aggressive in seeking out moisture; for this reason
Willow species are hosts to more than a hundred aphid species, belonging to Chaitophorus and other genera. source
Willow species are hosts to more than a hundred aphid species, belonging to Chaitophorus and other genera.
Corythucha elegans,the willow lace bug, is a bug species in the family Tingidae found on willows in North America. source
Corythucha elegans,the willow lace bug, is a bug species in the family Tingidae found on willows in North America.
Rust, caused by fungi of genus Melampsora, is known to damage leaves of willows, covering them with orange spots. source
Rust, caused by fungi of genus Melampsora, is known to damage leaves of willows, covering them with orange spots.
Some of humans' earliest manufactured items may have been made from willow. source
Some of humans' earliest manufactured items may have been made from willow.
Willow has been listed as one of the 38 substances used to prepare Bach flower remedies,a kind of alternative medicine. source
Willow has been listed as one of the 38 substances used to prepare Bach flower remedies,a kind of alternative medicine.