The Spirit-Gathering Pill used in early Qi Refining required only six spirit herbs, the Pure Spirit Pill used in middle Qi Refining required seven, and the Purple Spirit Pill, an ordinary pill for late Qi Refining, required nine.
The Jade Spirit Pill required two more spirit herbs than the Purple Spirit Pill, bringing the total to eleven. Its herbs also needed to be older and consumed more spiritual energy.
After scattering a hundred spirit stones and spending fourteen to sixteen hours accelerating their growth, Liu Yu obtained thirty-five sets of spirit herbs for refining Jade Spirit Pills. Together with the five sets he already had, he now had forty sets.
This yield was far lower than that of Spirit-Gathering Pills and Pure Spirit Pills. Liu Yu concluded that he would consume more and more spirit stones in the future as the required age of the herbs increased.
He packed the seeds they produced into wooden boxes and placed them in the cabinets of the small cabin on the left.
After Liu Yu had organized the three cabins, their original disorder was long gone. Rows of herb cabinets stood neatly inside, with wooden seed boxes sorted by category within them. Each box also had the name of its seeds engraved on it, making them effortless to find.
Once Liu Yu had put away the seeds, he made several trips to carry the spirit herbs outside in batches, packing them into jade boxes he had prepared beforehand to preserve their medicinal potency.
His primordial spirit left the Immortal Mansion, and Liu Yu took out the booklet in which he recorded his alchemical insights. As he refined more pills, he had added many more experiences and conjectures, along with problems he had encountered during the process. Dense writing now filled nearly half the