The green Bone Meal particles can be shown in the right side/left side when the bone meal has been used.
How To Reproduce:-
Step 1:- Have Bone Meal.
Step 2:- Now Bone Meal
grass/saplings/mushrooms/flower/netherrack to get nylium/seeds/weeping vines.
After the bone meal has been used the green particles will appear in the right side/left side, but not in center.
The green particles should stay in the center when the bone meal has been used.
Hoping this information is helpful to fix the bug.