Creating a tonic garden in outdoor plant boxes is a fantastic way to grow medicinal herbs that promote health and wellness. Here are some of the best plants to consider:

1. Echinacea – Known for boosting immunity, this vibrant flower thrives in well-drained soil and full sun.

2. Lavender – A calming herb that aids sleep and reduces stress, perfect for sunny spots.

3. Peppermint – Great for digestion, it grows vigorously and prefers partial shade.

4. Chamomile – A gentle relaxant, ideal for teas and easy to grow in containers.

5. Lemon Balm – Uplifts mood and supports cognitive function, thriving in most conditions.

These plants are low-maintenance and perfect for beginners. Ensure proper drainage in your plant boxes and water regularly for a thriving tonic garden!