Well simple sugars help plants to grow, I can't remeber the science behind it, but we did an experiment years ago in biology and the plants with sugar grew taller quicker. So I guess that is true/
Mirno Sctlnd Reviewed by Mirno Sctlnd on . Making it weigh more I have a rasta friend & he said to make the weed weigh more you should sprinkle brown sugar on the soil when it's growing. He said his Grandaddy used to do it. Has anyone tried this? I can actually picture it working. Rating: 5