Wild ginseng is ready for harvest. Check local laws.
Bobwhite Quail live in coveys from autumn to spring.
Sometime in October is the peak of leaf color for much of the United States.
At Cape May, New Jersey, October is peak for migrating hawks and cormorants. Scoters begin migrating. Gulls, terns, egrets, and herons are also migrating strongly.
When all the petals have fallen off purple coneflowers (October), cut and save the heads. Goldfinches will love the seeds.