diff --git a/src/main/java/biomesoplenty/common/biome/overworld/MysticGroveBiome.java b/src/main/java/biomesoplenty/common/biome/overworld/MysticGroveBiome.java
index 27f32e9bb..ca5af98cf 100644
--- a/src/main/java/biomesoplenty/common/biome/overworld/MysticGroveBiome.java
+++ b/src/main/java/biomesoplenty/common/biome/overworld/MysticGroveBiome.java
@@ -60,7 +60,7 @@ public class MysticGroveBiome extends BiomeBOP
         this.addStructureFeatures();
 
         // Lakes
-        this.addFeature(GenerationStage.Decoration.LOCAL_MODIFICATIONS, createCompositeFeature(Feature.LAKES, new LakesConfig(Blocks.WATER), LAKE_WATER, new LakeChanceConfig(4)));
+        this.addFeature(GenerationStage.Decoration.LOCAL_MODIFICATIONS, createCompositeFeature(Feature.LAKES, new LakesConfig(Blocks.WATER), LAKE_WATER, new LakeChanceConfig(3)));
         
         // Underground
         this.addFeature(GenerationStage.Decoration.UNDERGROUND_STRUCTURES, createCompositeFeature(Feature.DUNGEONS, IFeatureConfig.NO_FEATURE_CONFIG, DUNGEON_ROOM, new DungeonRoomConfig(8)));
@@ -94,11 +94,6 @@ public class MysticGroveBiome extends BiomeBOP
         // Entity spawning
         this.addSpawn(EnumCreatureType.CREATURE, new Biome.SpawnListEntry(EntityType.RABBIT, 4, 2, 3));
         this.addSpawn(EnumCreatureType.AMBIENT, new Biome.SpawnListEntry(EntityType.BAT, 10, 8, 8));
-        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SPIDER, 100, 4, 4));
-        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.ZOMBIE, 95, 4, 4));
-        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.ZOMBIE_VILLAGER, 5, 1, 1));
-        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SKELETON, 100, 4, 4));
-        this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.CREEPER, 100, 4, 4));
         this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.SLIME, 100, 4, 4));
         this.addSpawn(EnumCreatureType.MONSTER, new Biome.SpawnListEntry(EntityType.WITCH, 15, 1, 1));
         
diff --git a/src/main/java/biomesoplenty/common/world/gen/feature/tree/BigTreeFeature.java b/src/main/java/biomesoplenty/common/world/gen/feature/tree/BigTreeFeature.java
index b01ec352d..7b6385711 100644
--- a/src/main/java/biomesoplenty/common/world/gen/feature/tree/BigTreeFeature.java
+++ b/src/main/java/biomesoplenty/common/world/gen/feature/tree/BigTreeFeature.java
@@ -490,9 +490,18 @@ public class BigTreeFeature extends TreeFeatureBase
     {
         BlockPos startPos = this.origin.down();
 
-        for (int x = 0; x <= trunkWidth - 1; x++)
+        int start = 0;
+        int end = trunkWidth - 1;
+        
+        if (trunkWidth == 4)
         {
-            for (int z = 0; z <= trunkWidth - 1; z++)
+        	start = -1;
+        	end = trunkWidth - 2;
+        }
+        
+        for (int x = start; x <= end; x++)
+        {
+            for (int z = start; z <= end; z++)
             {
             	if (!this.placeOn.matches(world, startPos.add(x,0,z)))
             	{