FHD Ton O Bud (Powder or Liquid)Ton O Bud is one of the best selling, if not the best selling additive in Future Harvests extensive additives range. It is globally recognized and has a proven reputation as one of the most powerful plant enhancing additives on the market. Ton O Bud is concentrated P K (phosphorous and potassium) additive designed to pack bulk onto flowers and fruits during the middle stages of a flowering cycle. The benefits are plain and simple, higher end yields