Creating a sensory garden in an outdoor plant box is a wonderful way to engage all five senses while maximizing limited space. Start by selecting a sturdy, well-draining plant box and positioning it in a spot with adequate sunlight. Choose a variety of plants that stimulate sight, smell, touch, taste, and even sound. For visual appeal, incorporate vibrant flowers like lavender or marigolds. Fragrant herbs such as mint, rosemary, or thyme will delight the sense of smell, while fuzzy lamb's ear or velvety sage leaves offer interesting textures to touch. Edible plants like strawberries or cherry tomatoes can engage the sense of taste, and rustling grasses or bamboo add gentle sounds. Arrange plants in layers, placing taller ones at the back and cascading varieties near the edges. Add smooth stones, wind chimes, or a small water feature for extra sensory elements. Regular maintenance, including watering and pruning, will keep your sensory garden thriving. This compact yet immersive garden is perfect for relaxation, mindfulness, or even educational purposes for children. With thoughtful planning, your outdoor plant box can become a miniature oasis that delights all the senses.