Seasonal Change to Winter

This ritual causes the surrounding area to become as if it was the season of summer

Procedure

 * 1) Place a piece of green cloth on the ground
 * 2) Place a bowl filled with water, a cluster of herb mercury, and some styrax incense on the cloth
 * 3) Drop some ice into the water
 * 4) Chant "With my great power I bring in the winter"