To attract the sparrows of Pennsylvania, create a welcoming backyard with native shrubs, dense hedges, and tall grasses for shelter. Provide clean water sources and bird feeders filled with millet or cracked corn. Avoid pesticides to ensure natural insect food remains abundant. A safe, natural space encourages sparrows to nest and thrive year-round. To know more visit here https://wildbirdguide.com/local-birds/american-tree-sparrow/