{
	"type": "minecraft:block_column",
	"config": {
		"direction": "up",
		"allowed_placement": {
			"type": "minecraft:matching_blocks",
			"blocks": [
				"minecraft:water"
			]
		},
		"prioritize_tip": false,
		"layers": [
			{
				"height": 1,
				"provider": {
					"type": "minecraft:simple_state_provider",
					"state": {
						"Name": "minecraft:tall_seagrass",
						"Properties": {
							"half": "lower"
						}
					}
				}
			},
			{
				"height": 1,
				"provider": {
					"type": "minecraft:simple_state_provider",
					"state": {
						"Name": "minecraft:tall_seagrass",
						"Properties": {
							"half": "upper"
						}
					}
				}
			}
		]
	}
}