Quick Start Garden Supplies Growing Kits come complete with trays, soil plugs, (Q-Plugs) and tray domes and are ready to use. The kits can be used for growing your own vegetables, starting your own cuttings and many other applications. The Magical Q-Plugs will make your garden a success. Keep and Re-use your trays for next year and just order the Q-Plus replacements. No waist a great Green growing system. Additional propagation products are also available. For more information call 831.637.1800 or vist http://www.quickstartgarden.com/.