minecraft-assets/data/minecraft/worldgen/configured_feature/patch_potato.json

{
  "type": "minecraft:random_patch",
  "config": {
    "feature": {
      "feature": {
        "type": "minecraft:simple_block",
        "config": {
          "to_place": {
            "type": "minecraft:weighted_state_provider",
            "entries": [
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "0",
                    "tater_boost": "0"
                  }
                },
                "weight": 1
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "1",
                    "tater_boost": "0"
                  }
                },
                "weight": 2
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "2",
                    "tater_boost": "0"
                  }
                },
                "weight": 3
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "3",
                    "tater_boost": "0"
                  }
                },
                "weight": 4
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "4",
                    "tater_boost": "0"
                  }
                },
                "weight": 5
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "5",
                    "tater_boost": "0"
                  }
                },
                "weight": 6
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "6",
                    "tater_boost": "0"
                  }
                },
                "weight": 7
              },
              {
                "data": {
                  "Name": "minecraft:potatoes",
                  "Properties": {
                    "age": "7",
                    "tater_boost": "0"
                  }
                },
                "weight": 8
              },
              {
                "data": {
                  "Name": "minecraft:potato_flower"
                },
                "weight": 5
              }
            ]
          }
        }
      },
      "placement": [
        {
          "type": "minecraft:block_predicate_filter",
          "predicate": {
            "type": "minecraft:all_of",
            "predicates": [
              {
                "type": "minecraft:matching_blocks",
                "blocks": "minecraft:air"
              },
              {
                "type": "minecraft:matching_blocks",
                "blocks": [
                  "minecraft:peelgrass_block",
                  "minecraft:corrupted_peelgrass_block",
                  "minecraft:gravtater"
                ],
                "offset": [
                  0,
                  -1,
                  0
                ]
              }
            ]
          }
        }
      ]
    },
    "tries": 128,
    "xz_spread": 7,
    "y_spread": 3
  }
}