meatballcraft/config/agricraft/json/defaults/mod_harvestcraft/mutations/bean_mutation.json

{
  "path": "mod_harvestcraft/mutations/bean_mutation.json",
  "enabled": true,
  "chance": 0.5,
  "child": "harvestcraft:bean_plant",
  "parent1": "vanilla:pumpkin_plant",
  "parent2": "vanilla:potato_plant"
}