diff --git a/lib_trees/beet.yaml b/lib_trees/beet.yaml
index 61c50fe2e0..0378dc1eb2 100644
--- a/lib_trees/beet.yaml
+++ b/lib_trees/beet.yaml
@@ -1,7 +1,7 @@
 id: gm4_trees
 name: Gamemode 4 Trees
-version: 1.3.X
-description: A mcfunction library that facilites the creation of custom trees.
+version: 1.4.X
+description: A mcfunction library that facilitates the creation of custom trees.
 
 data_pack:
   load: 
diff --git a/lib_trees/data/gm4_trees/function/sapling/advance_stage.mcfunction b/lib_trees/data/gm4_trees/function/sapling/advance_stage.mcfunction
index 73ea58f507..5413703c49 100644
--- a/lib_trees/data/gm4_trees/function/sapling/advance_stage.mcfunction
+++ b/lib_trees/data/gm4_trees/function/sapling/advance_stage.mcfunction
@@ -10,8 +10,9 @@ execute if block ~ ~ ~ minecraft:spruce_sapling run setblock ~ ~ ~ minecraft:spr
 execute if block ~ ~ ~ minecraft:jungle_sapling run setblock ~ ~ ~ minecraft:jungle_sapling[stage=0]
 execute if block ~ ~ ~ minecraft:acacia_sapling run setblock ~ ~ ~ minecraft:acacia_sapling[stage=0]
 execute if block ~ ~ ~ minecraft:dark_oak_sapling run setblock ~ ~ ~ minecraft:dark_oak_sapling[stage=0]
-execute if block ~ ~ ~ minecraft:mangrove_propagule[waterlogged=false] run setblock ~ ~ ~ minecraft:mangrove_propagule[stage=0,waterlogged=false]
-execute if block ~ ~ ~ minecraft:mangrove_propagule[waterlogged=true] run setblock ~ ~ ~ minecraft:mangrove_propagule[stage=0,waterlogged=true]
+execute if block ~ ~ ~ minecraft:pale_oak_sapling run setblock ~ ~ ~ minecraft:pale_oak_sapling[stage=0]
+execute if block ~ ~ ~ minecraft:mangrove_propagule[waterlogged=false,hanging=false,age=4] run setblock ~ ~ ~ minecraft:mangrove_propagule[stage=0,age=4,waterlogged=false]
+execute if block ~ ~ ~ minecraft:mangrove_propagule[waterlogged=true,hanging=false,age=4] run setblock ~ ~ ~ minecraft:mangrove_propagule[stage=0,age=4,waterlogged=true]
 execute if block ~ ~ ~ minecraft:cherry_sapling run setblock ~ ~ ~ minecraft:cherry_sapling[stage=0]
 
 # advance stage of custom sapling, if stage is large enough, grow the tree
diff --git a/lib_trees/data/gm4_trees/function/sapling/place_sapling.mcfunction b/lib_trees/data/gm4_trees/function/sapling/place_sapling.mcfunction
index 50c94f4cf9..5de5244476 100644
--- a/lib_trees/data/gm4_trees/function/sapling/place_sapling.mcfunction
+++ b/lib_trees/data/gm4_trees/function/sapling/place_sapling.mcfunction
@@ -2,6 +2,7 @@
 # @s = player that just placed a custom sapling
 # at @s
 # run from advancement gm4_trees:place_sapling
+# run from function tag gm4_trees:place_sapling
 
 advancement revoke @s only gm4_trees:place_sapling
 
diff --git a/lib_trees/data/gm4_trees/tags/function/place_sapling.json b/lib_trees/data/gm4_trees/tags/function/place_sapling.json
new file mode 100644
index 0000000000..a7a3f50426
--- /dev/null
+++ b/lib_trees/data/gm4_trees/tags/function/place_sapling.json
@@ -0,0 +1,5 @@
+{
+    "values": [
+        "gm4_trees:sapling/place_sapling"
+    ]
+}