Cutting Edge Solutions Uncle John's Blend, 6 galDescription Uncle John's Blend (UJB): UJB is a multifaceted potassium mixture that primarily serves to increase a plant's metabolic rate, particularly ideal for flowering plants during the blooming phase. Potassium plays a significant role in photosynthetic activities, including the creation of ATP (plant sugars) and the distribution of these sugars throughout the plant tissue. UJB is immediately available to the plant due to its low molecular weight