This planter holds 4 pots up to 4.5" at their base or more plants using smaller pots. About once a week water into each plant shelf trough as appropriate per conditions. The plants absorb the water from the bottom. Water each shelf from the front or water both shelves from the top. The top shelf overflows into the bottom shelf and the bottom shelf overflows into a removable overflow cup. The eastern red cedar frame is hand rubbed with pure tung oil.Plants not included. Choose plants from your collection or support your local nursery. Design seasonal rotations for variety.