C189 Using Waste Pills as Fertilizers

"That's right. Look at how well these spirit herbs grow. Looks like I'll definitely be able to refine high grade pills this time."

Wu Di thought for a moment and asked, "I would like to ask, how do you usually deal with those useless pills?"

"Oh, those medicinal useless pills are all failed in refining and cannot be eaten by cultivators. Otherwise, they will become deadly poisons. Therefore