These are Lingyingcao, first-tier spiritual plants. Their cultivation difficulty is relatively low. After maturity, they can be used as materials for refining various healing pills and are widely used in the cultivation world.,The bluish-gray stone wall was encircled by a ring of black thorns, densely covered with sharp black spines, serving as a certain degree of protection.,Lu Xuan closed the jade box and was about to leave when he suddenly discovered that where the Lingying Grass had been planted before, there was a fist-sized white light sphere. The light sphere flickered slightly, with tiny sparks of spiritual light scattering away.。