Lu Xuan came to a Spirit Field. With a thought, the Azure Wood Source Qi in his abdomen separated into a faint wisp of breath.
A faint stream of azure qi abruptly appeared on the index finger of his right hand. The azure qi brimmed with dense vitality, drawing the many Spirit Plants around him to unconsciously stretch their branches and leaves toward it.
Lu Xuan gently pressed downward, and the faint azure qi merged into a Mutated Spirit Firefly Grass.
Very soon, the Spirit Firefly Grass radiated vigorous vitality. Under Lu Xuan's Spiritual Sense perception, he could even detect that it was growing at tremendous speed.
Its growth speed was more than several times faster than normal. Only after half a quarter of an hour did it gradually slow back down.
Lu Xuan focused his mind on this Mutated Spirit Firefly Grass and sensed the simplest, most intense joy the plant conveyed to him.
He went to a Grade Two Flame Fruit and did the same, sending a faint wisp of azure qi into the plant.
After observing and comparing them, he learned that the Azure Wood Source Qi's effect on the Flame Fruit was far weaker than on the Spirit Firefly Grass, though he could still clearly sense that it could promote the Flame Fruit's rapid growth.
"Perhaps it's because their grades are different. Although that Spirit Firefly Grass is a Mutated Spirit Plant, it's still No Grade, while the gap between the two is quite large. Naturally, the effect produced by the Azure Wood Source Qi differs greatly."
Lu Xuan analyzed.
He looked at the Grass Puppet not far away, which was faithfully carrying out its duties and patrolling the Spirit Field, then summoned it over. A noticeably thicker stream of azure qi appeared on his finger