[3] The archive spans the years in which American agriculture greatly expanded the range of fruits and vegetables grown on a commercial scale and developed many new cultivars.
The USDA artists created the watercolors in an effort to catalog these cultivars—many of which went under different names in different regions of the United States—and to show the damage resulting from typical diseases and pests of specific fruits.
[4] The period between 1886 and 1916—when most of these watercolors were painted—was a time when the major fruit-producing regions in the United States were just beginning to emerge, as farmers worked with the USDA to establish orchards for expanding markets.
Photography was not yet in widespread use as a documentary medium, so the government relied on artists to produce technically accurate drawings of cultivars for its publications.
The top three contributors were Deborah Griscom Passmore, Amanda Almira Newton, and Mary Daisy Arnold, who each painted over 1000 watercolors and between them are responsible for half the collection.