Pests and Diseases
Willow species are hosts to more than a hundred aphid species, belonging to Chaitophorus and other genera, forming large colonies to feed on plant juices, on the underside of leaves in particular. Rust, caused by fungi of genus Melampsora, is known to damage leaves of willows, covering them with orange spots.
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Famous quotes containing the words pests and/or diseases:
“How we love sequestering, where no pests are pestering.”
—Lorenz Hart (1895–1943)
“The fantasies inspired by TB in the last century, by cancer now, are responses to a disease thought to be intractable and capricious—that is, a disease not understood—in an era in which medicine’s central premise is that all diseases can be cured.”
—Susan Sontag (b. 1933)