Cutting Edge Solutions Grow, 1 galDescription CES Grow Component: This element forms a vital part of the CES base 3 part system. Exclusively used in the vegetative phase, Grow introduces additional nitrogen to promote plant growth, and potassium to improve the plant's rate of photosynthesis and energy distribution throughout the plant. Please note that Grow is only utilized during the vegetative stage and is entirely excluded during the blooming stage. Specifications Length: 6 Inches