They cost just $219 and shipping is a flat $20 anywhere in the lower 48. A Support Cage is required but is not included. Take advantage of the 30% discount on shipping when you purchase 3 or more Tower Garden Accessories (ie Tower Tonic, Support Cage, Dolly, Rockwool, pH kit, Extension, Grow lights, Pump, Timer etc.). If you require just pH+ or pH- please contact us and we can order that for you! Discount does not apply to shipping on a Tower Garden or Family Garden.