C92 Vermilion Fruit
The closer Chen Feng got to the center of herbal field, the older the herbs he collected.
There were even herbs that were thirty years old.
The age of the medicinal herbs did not depend on how long it actually grew.
Instead, it depended on the amount of spirit energy it contained.
The higher the amount of spirit energy, the longer the age, and the stronger its medicinal effects.
Hence