diff --git a/src/main/java/biomesoplenty/api/biome/BOPBiomes.java b/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
index 30e8ad412..af9cfa7ee 100644
--- a/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
+++ b/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
@@ -8,15 +8,22 @@
 
 package biomesoplenty.api.biome;
 
+import java.util.List;
+
 import com.google.common.base.Optional;
 import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Lists;
 
+import net.minecraft.world.WorldType;
 import net.minecraft.world.biome.BiomeGenBase;
 
 public class BOPBiomes
 {
     public static final IBiomeRegistry REG_INSTANCE = createRegistry();
     
+    /**A list of world types where BoP biome decoration does not occur**/
+    public static List<WorldType> excludedDecoratedWorldTypes = Lists.newArrayList();
+    
     // normal biomes which have weights
     public static Optional<BiomeGenBase> alps = Optional.absent();
     public static Optional<BiomeGenBase> bamboo_forest = Optional.absent();
diff --git a/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java b/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
index b21848242..affb3965c 100644
--- a/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
+++ b/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
@@ -31,7 +31,7 @@ public class DecorateBiomeEventHandler
     @SubscribeEvent
     public void onPreBiomeDecorate(DecorateBiomeEvent.Pre event)
     {
-        if (event.world.getWorldType() != ModBiomes.worldTypeBOP)
+        if (BOPBiomes.excludedDecoratedWorldTypes.contains(event.world.getWorldType()))
             return;
         
         runGeneratorStage(event.world, event.rand, event.pos, GeneratorStage.PRE);
@@ -40,7 +40,7 @@ public class DecorateBiomeEventHandler
     @SubscribeEvent
     public void onBiomeDecorate(DecorateBiomeEvent.Decorate event)
     {
-        if (event.world.getWorldType() != ModBiomes.worldTypeBOP)
+        if (BOPBiomes.excludedDecoratedWorldTypes.contains(event.world.getWorldType()))
             return;
         
         if (event.type != Decorate.EventType.CUSTOM)
@@ -54,7 +54,7 @@ public class DecorateBiomeEventHandler
     @SubscribeEvent
     public void onPostBiomeDecorate(DecorateBiomeEvent.Post event)
     {
-        if (event.world.getWorldType() != ModBiomes.worldTypeBOP)
+        if (BOPBiomes.excludedDecoratedWorldTypes.contains(event.world.getWorldType()))
             return;
         
         runGeneratorStage(event.world, event.rand, event.pos, GeneratorStage.POST);
@@ -63,7 +63,7 @@ public class DecorateBiomeEventHandler
     @SubscribeEvent
     public void onPreGenerateOres(OreGenEvent.Pre event)
     {
-        if (event.world.getWorldType() != ModBiomes.worldTypeBOP)
+        if (BOPBiomes.excludedDecoratedWorldTypes.contains(event.world.getWorldType()))
             return;
         
         runGeneratorStage(event.world, event.rand, event.pos, GeneratorStage.ORE_PRE);
@@ -72,7 +72,7 @@ public class DecorateBiomeEventHandler
     @SubscribeEvent
     public void onPostGenerateOres(OreGenEvent.Post event)
     { 
-        if (event.world.getWorldType() != ModBiomes.worldTypeBOP)
+        if (BOPBiomes.excludedDecoratedWorldTypes.contains(event.world.getWorldType()))
             return;
         
         runGeneratorStage(event.world, event.rand, event.pos, GeneratorStage.ORE_POST);
diff --git a/src/main/java/biomesoplenty/common/init/ModBiomes.java b/src/main/java/biomesoplenty/common/init/ModBiomes.java
index 1a03f726b..d0069f09d 100644
--- a/src/main/java/biomesoplenty/common/init/ModBiomes.java
+++ b/src/main/java/biomesoplenty/common/init/ModBiomes.java
@@ -8,6 +8,8 @@
 
 package biomesoplenty.common.init;
 
+import static biomesoplenty.api.biome.BOPBiomes.excludedDecoratedWorldTypes;
+
 import static biomesoplenty.api.biome.BOPBiomes.alps;
 import static biomesoplenty.api.biome.BOPBiomes.bamboo_forest;
 import static biomesoplenty.api.biome.BOPBiomes.bayou;
@@ -109,6 +111,7 @@ import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
 
+import net.minecraft.world.WorldType;
 import net.minecraft.world.biome.BiomeGenBase;
 import net.minecraftforge.common.BiomeDictionary;
 import net.minecraftforge.common.BiomeDictionary.Type;
@@ -282,6 +285,13 @@ public class ModBiomes implements BOPBiomes.IBiomeRegistry
         // save the biome ids to the config file (creating it if it doesn't exist)
         BOPConfig.writeFile(biomeIdMapFile, biomeIdMap);
         
+        //Exclude biome decoration from certain worldtypes
+        excludedDecoratedWorldTypes.add(WorldType.AMPLIFIED);
+        excludedDecoratedWorldTypes.add(WorldType.CUSTOMIZED);
+        excludedDecoratedWorldTypes.add(WorldType.DEFAULT);
+        excludedDecoratedWorldTypes.add(WorldType.DEFAULT_1_1);
+        excludedDecoratedWorldTypes.add(WorldType.FLAT);
+        excludedDecoratedWorldTypes.add(WorldType.LARGE_BIOMES);
     }
     
     public static void initSubBiomes()