The highest sugar content was found to be 44.2 g/L at the X part of the frond, which was approximately 1.5–3 m away from the trunk. This suggests that, X part is the most suitable part of OPF for juice harvesting. The initial 1 m of frond from the trunk was looking dark brown in color and almost wooden as could be seen in Fig. 4. It was almost as hard as wood and cannot be squeezed at all. Thus 1 m–3 m away from the trunk shall be considered as the best part of frond for juice harvesting. The remaining parts should be left in plantation for erosion prevention, soil conservation and nutrient recycling