10-Socket Deep Water Culture (DWC) Hydroponics Kit (Perfect for Seed Starting or Beginners) Complete hydroponic starter kit is perfect for beginner, seed-starting or cloning Includes reservoir, air pump and accessories, net cups and collars Kit can be used indoors or out; no grow lights needed--just add sun Grow herbs and lettuces on your counter top or balcony, or start seedlings for transfer to larger system Conserve water by growing your plants in water--no soil runoff and water only needs to be added every 2 to 4 weeks