When there were no sunflowers on the field, Prism Grass launched a skill to attack the zombies in the iron drum, and then the iron drum was poured with lightning reeds 49 times. Then the skill damage of prism grass is1100-49×10 = 610. After many tests, it was found that the damage was centered on 600.

When there is a sunflower in the local area, the prismatic grass launches skills to attack the zombies in the iron drum, and then the iron drum is knocked down with reed 38, so the skill damage of the prismatic grass is1100-38×10 = 720. After many tests, it was found that the damage was centered on 700, and the total damage increased by 100.

When there are twin sunflowers in the local area, Prismatic Grass launches skills to attack iron bucket zombies, and then the iron bucket falls under the electric shock of reed of 4 1, so the skill damage of Prismatic Grass is1100-41×10 = 690. After many tests, it was found that the damage was also centered on 700, and the total damage increased.

When there are two sunflowers in the local area, Prismatic Grass launches skills to attack the iron bucket zombies, and then impacts the iron bucket with reeds for 30 times, so the skill damage of Prismatic Grass is1100-30×10 = 800. After many tests, it was found that the damage was centered on 800, and the total damage increased by 200.

When there are two twin sunflowers in the local area, Prismatic Grass launches skills to attack the iron bucket zombies, and then the iron bucket falls under the electric shock of reeds for 29 times, so the skill damage of Prismatic Grass is1100-29×10 = 810. After many tests, it was found that the damage was also centered on 800, and the total damage increased by 200.

To sum up, prism grass skill base damage is about 600. Every sunflower or twin sunflower exists in the ground, and the total damage increases 100.

Note: No matter how many sunflowers are on the field, the duration of prism grass skill is about 5 seconds, and the damage increases in the same time period, regardless of the duration.