{
    "type": "minecraft:random_patch",
    "config": {
        "feature": {
            "feature": {
                "type": "minecraft:simple_block",
                "config": {
                    "to_place": {
                        "type": "minecraft:weighted_state_provider",
                        "entries": [
                            {
                                "data": {
                                    "Name": "minecraft:short_grass"
                                },
                                "weight": 25
                            },
                            {
                                "data": {
                                    "Name": "minecraft:bush"
                                },
                                "weight": 10
                            },
                            {
                                "data": {
                                    "Name": "minecraft:fern"
                                },
                                "weight": 4
                            },
                            {
                                "data": {
                                    "Name": "minecraft:large_fern",
                                    "Properties": {
                                        "half": "lower"
                                    }
                                },
                                "weight": 1
                            }
                        ]
                    }
                }
            },
            "placement": [
                {
                    "type": "minecraft:block_predicate_filter",
                    "predicate": {
                        "type": "minecraft:matching_blocks",
                        "blocks": [
                            "minecraft:air"
                        ]
                    }
                }
            ]
        },
        "tries": 13,
        "xz_spread": 7,
        "y_spread": 3
    }
}