Simply adds a drops of vanilla seeds from grass. The chance of a drop depends of biome where grass was break.

Potato - higher drop chance in Meadow, Plains and Forest

Carrot - higher drop chance in Meadow, Plains and Forest

Melon seeds - higher drop chance in Jungle biomes

Pumpkin seeds - higher drop chance in Meadow and Birch forest

Inspired by Pam's Get all the Seeds Mod