You are purchasing Four Grow Sticks for the 20-inch Curved planter.

The Grow Stick for the 20-inch Curved planter is specifically formulated for the torpedopot. The Grow Stick for the 20-inch Curved planter delivers a consistent water supply. The Grow Stick for the 20-inch Curved planter is designed to resist seasonal changes and provide consistent water or nutrients. The Grow Stick releases water, similar to how it’s transferred via rain. The Grow Stick can withstand normal household pressure. For high-pressure applications or water tank gravity feed systems, contact info@torpedopot.com. Your Grow Stick can be easily removed or replaced. See Video

You should replace your Grow Stick after every growing season to develop consistent growth.