There is disclosed a versatile storage and shelving system. A plurality of specialized, sturdy, lightweight, integrally molded main panels (10) are provided, which may be hanged upon a hanger track (16) mounted upon a vertical wall (15). The main panels (10) are shaped to define shelf ledges (26) therein upon which shelves (18, 20) may be easily but securely placed. Defined in the fronts of the panels (10) are one or more wardrobe hooks (22) into which wardrobe rods (14, 14′) may be placed. Special hook bodies (53, 120) for the wardrobe rods (14, 14′) and flange elements (44, 47) for the panel wardrobe hooks (22) promote secure engagement of the wardrobe rods (14, 14′) with respective pairs of panels (10). A wardrobe rod (14′) is telescopically adjustable, and special hook body (120) adds versatility.