Because spirit medicines that grew directly underground like these simply could not be discovered through any traces on the surface!
Even ginseng and the like at least needed photosynthesis, receiving energy through leaves and vines aboveground to grow.
Though they were difficult to find as well, there were traces to follow, after all!
But for these heavenly treasures that needed only earth energy to grow, there truly was nothing to discover from the surface!
For heavenly treasures like these, hidden beneath the surface year-round and buried deep underground, even advanced cultivators who could extend their mental power deep into the earth found them very difficult to discover.
Because these spirit plants and spirit medicines possessed no mental power themselves, the feedback from a Divine Sense search was no different whatsoever from that of ordinary tree roots. Excavations based on such feedback ended in bitter disappointment and dashed hopes ninety-nine times out of a hundred.
But precisely because of this, these spirit plants and spirit medicines were all the more precious and rare!
Chapter 245: Digging All the Way
With Little Dragon helping him, he had pinpointed the location early on, yet he still had to put in hours of hard labor before he could reap anything. As for others, even a genius like Li Chenglong, who had already deduced the approximate location through extensive analysis and judgment, would still have to dig up more than half this forest to stand a chance of actually finding the target.
With bad luck, even if just one square meter remained untouched, the spirit medicine might well be hiding in that very square meter!
Not to mention, who would dig a hundred and eighty meters underground for something they had absolutely no certainty of finding?!
And among underground spirit medicines like these, Resurrection Grass