{
  "type": "minecraft:root_system",
  "config": {
    "required_vertical_space_for_tree": 3,
    "root_radius": 3,
    "root_placement_attempts": 40,
    "root_column_max_height": 30,
    "hanging_root_radius": 3,
    "hanging_roots_vertical_span": 0,
    "hanging_root_placement_attempts": 100,
    "allowed_vertical_water_for_tree": 2,
    "root_replaceable": "#minecraft:azalea_root_replaceable",
    "root_state_provider": {
      "type": "minecraft:simple_state_provider",
      "state": {
        "Name": "minecraft:mud"
      }
    },
    "hanging_root_state_provider": {
      "type": "minecraft:simple_state_provider",
      "state": {
        "Name": "minecraft:hanging_roots",
        "Properties": {
          "waterlogged": "false"
        }
      }
    },
    "allowed_tree_position": {
      "type": "minecraft:inside_world_bounds"
    },
    "feature": {
      "feature": "minecraft:birch",
      "placement": []
    }
  }
}