Windowsill Seed Starting Kit with compact footprint and quick-draining recycled plastic cells to help grow 36 seedlings. Each cell is deep enough to accommodate healthy root systems and has raised ridges to keep the plant roots above the water line, providing maximum air circulation to encourage healthier root development. A must have for anyone who enjoys gardening from seed! Clear greenhouse dome to keep in essential moisture. Reusable deep cell inserts made from recycled plastic. Eco-friendly and biodegradable. Compact design ideal for growing kitchen herbs.