Arranging exotic plants in an outdoor plant box can transform your garden into a vibrant, tropical oasis. To achieve the best results, start by selecting plants with similar light and water requirements. Group taller plants like palms or bird of paradise at the back, and place shorter, colorful species like bromeliads or calatheas in the front for a layered effect. Ensure proper drainage by adding a layer of gravel or pebbles at the bottom of the box. Use high-quality, well-draining soil to prevent root rot. For visual appeal, mix textures and leaf shapes—pair spiky succulents with broad-leafed tropical plants. Regularly prune and rotate the box to ensure even growth and sunlight exposure. With these tips, your exotic plant arrangement will thrive and become a focal point in your outdoor space.