Can I grow two zinnias in this 14x10 inch railing pot? Or would one suffice? : r containergardening 53oz Delta Pump Sprayer by Deer Out 10 Pitcher Plant Mixed Species Seeds Seed World Find the Best Plant Pots for Your Indoor and Outdoor Gardens The Balcony Garden US Jade Bush Bean, 50 Heirloom Seeds Per Packet, Non GMO Seeds Isla's Garden Ring Planters , Another idea I came across on Pinterest and wanted to try out!, I used a couple of circular stitching frames, attached the pots with screws, polished the wood, and wrapped part of it