{
  "format_version": "1.13.0",
  "minecraft:tree_feature": {
    "description": {
      "identifier": "minecraft:azalea_tree_feature"
    },
    "acacia_trunk": {
      "trunk_width": 1,
      "trunk_height": {
        "base": 4,
        "intervals": [ 2 ],
        "min_height_for_canopy": 3
      },
      "trunk_block": {
        "name": "minecraft:oak_log"
      },
      "trunk_lean": {
        "allow_diagonal_growth": true,
        "lean_height": {
          "range_min": 2,
          "range_max": 3
        },
        "lean_steps": {
          "range_min": 3,
          "range_max": 4
        },
        "lean_length": {
          "range_min": 1,
          "range_max": 2
        }
      }
    },
    "random_spread_canopy": {
      "canopy_height": 2,
      "canopy_radius": 3,
      "leaf_placement_attempts": 50,
      "leaf_blocks": [
        [ "minecraft:azalea_leaves", 3 ],
        [ "minecraft:azalea_leaves_flowered", 1 ]
      ]
    },
    // Blocks the tree can be placed on.
    "may_grow_on": [
      { "tags": "query.any_tag('dirt')" },
      "minecraft:clay"
    ],
    // Any "may_grow_on" block that is not specified here will be replaced with the first block in this list.
    "base_block": [
      "minecraft:dirt_with_roots"
    ],
    // Blocks to ignore when checking for clearance around the tree. Already includes all blocks specified in "may_replace".
    "may_grow_through": [
      { "tags": "query.any_tag('dirt')" },
      "minecraft:clay"
    ],
    // Blocks that can be replaced by the tree's trunk and canopy.
    "may_replace": [
      "minecraft:air",
      "minecraft:snow_layer",
      // All leaves
      "minecraft:acacia_leaves",
      "minecraft:azalea_leaves",
      "minecraft:azalea_leaves_flowered",
      "minecraft:birch_leaves",
      "minecraft:cherry_leaves",
      "minecraft:dark_oak_leaves",
      "minecraft:jungle_leaves",
      "minecraft:mangrove_leaves",
      "minecraft:oak_leaves",
      "minecraft:pale_oak_leaves",
      "minecraft:spruce_leaves",
      // Water
      "minecraft:water",
      "minecraft:flowing_water",
      // The plants this can grow from
      "minecraft:azalea",
      "minecraft:flowering_azalea",
      // An arbitrary subset of plants
      "minecraft:moss_carpet",
      "minecraft:short_grass",
      "minecraft:fern",
      "minecraft:grass_block",
      "minecraft:sunflower",
      "minecraft:lilac",
      "minecraft:tall_grass",
      "minecraft:large_fern",
      "minecraft:rose_bush",
      "minecraft:peony"
    ]
  }
}