If you're considering growing a small leucothoe in an outdoor plant box, the answer is yes—with the right conditions. Leucothoe, a shade-loving evergreen shrub, thrives in moist, well-drained soil and can adapt well to container gardening.

To ensure success, choose a plant box with adequate drainage holes to prevent waterlogging, as leucothoe roots are sensitive to excess moisture. Use a high-quality potting mix rich in organic matter to mimic its natural forest floor habitat. Place the box in a shaded or partially shaded area, as direct sunlight can scorch its delicate leaves.

Regular watering is essential, especially during dry spells, but avoid overwatering. A layer of mulch can help retain moisture and regulate soil temperature. Prune lightly in early spring to maintain shape and encourage bushier growth.

With proper care, your small leucothoe can flourish in an outdoor plant box, adding year-round greenery to patios, balconies, or shaded garden corners.