It worked before, but when i got on the backup of my world, the grass didnt spread to dirt at all, it was above ground and not covered by anything. it was on a mushroom island and mycelium didnt spread too, the randomtickspeed was at standart 3

Since max attachment size is 10mb on this website i have to use google drive,
my world is: https://drive.google.com/file/d/1b_gUst3NTL-4EQa7-zGmt0mPSdzmQ58N/view?usp=sharing