Fox Farm Open Sesame is a high-phosphorus soluble early-flowering formula fertilizer that is designed to bring plants into bloom at your command. Feed with Open Sesame starting at about the fifth or sixth week of a plant's life. It will go right to work at the root zone and delivered targeted nutrients when the plants need them the most. Open Sesame will only take a couple of weeks to produce stocky, sturdy, compact, high-producing plants and buds that are ready to burst. Designed to work with FoxFarm's other plant foods and fertilizers.