Tennessee Arbor Day 2025 Activities. Since 1976, the arbor day foundation’s tree city usa program has recognized and supported the cities and leaders who create places to play, room to breathe, and beauty on every block. Its purpose is to encourage people to plant trees, and many communities traditionally take the opportunity to organize tree.

Celebrate arbor day and make a lasting impact. The arbor day foundation has compiled a list of arbor day events and celebrations that are taking place across the country.