2. Scientifically speaking, 95% of the grass can't grow because the soil on the grave is mixed with fragments of firecrackers, and plants can't grow for many years because of too much nitrate and sulfur. As long as firecrackers are set off somewhere when you go to the grave, plants will not grow in this place for several years.
3, Feng Shui, a cemetery that has not grown grass for a long time is called a bald grave! It's unlucky for future generations. This grave has no atmosphere. It's a Jedi! We need to choose another grave on another day.