Summary:
Bone mealing a grass block in the air or netherrack next to nylium causes a large field of particles to appear, despite only one block being affected by the bone meal.

Steps to Reproduce:

1. Place a block of nylium
2. Place a block of netherrack next to the nylium
3. Use bone meal on the netherrack
4. Place a block of grass in the air
5. Use bone meal on the grass block

Observed Results:
A large field of particles appears.

Expected Results:
The particles should only appear above the block.

Screenshots: