Features timetable of the holiday's development. From Ohio Division of Forestry.

The history of Arbor Day with information about international "tree" celebrations. Find out when each U.S. state celebrates Arbor Day.

Tells about Arbor Day in Australia.

Includes background information, poetry, quotations, and ideas for celebrating the holiday as a family.

A short history of the holiday.

Explains how the idea of Arbor Day was born out of the settlement of Nebraska's treeless plains.