Design a serene and peaceful Zen garden retreat for your meditation practice. Use a combination of colorful elements to create a visually appealing and tranquil space. Incorporate colorful pebbles or stones to represent different elements such as water, earth, fire, and air. Arrange them in patterns or ripples to create a sense of flow and harmony. Plant colorful bonsai trees or shrubs to add a touch of nature and vibrancy. Install a small water feature like a colorful fountain or a mini pond to create a soothing sound of flowing water. Add colorful lanterns or candles to create a warm and inviting atmosphere during evening meditation sessions. With a Zen garden retreat, you can create a peaceful sanctuary where you can relax, rejuvenate, and find inner peace.