Foxfarm, LB, Open Sesame, Soluble Fertilizer, Early Flowering High Phosphorus Formula Designed To Bring Plants Into Bloom, Provides The Optimal Level Of Nutrition With Minimal Salts & Other Residue Buildups, Whether You're Growing Works At The Root Zone In Hydroponic Systems, Containers, Or Gardening In Ordinary Soil, & Delivers Targeted Nutrients When The Plants Need Them The Most, Feed With Open Sesame At Every Other Watering, Starting At About The Fifth Or Sixth Week Of A Plant's Life, Takes Just A Few Weeks Of Open Sesame To Get Stocky, Sturdy, Compact, High Producing Plants & Buds That Are Ready To Burst.