diff --git a/src/main/java/net/minecraft/server/BlockCactus.java b/src/main/java/net/minecraft/server/BlockCactus.java
index b9da7d2af4..c7235365ad 100644
--- a/src/main/java/net/minecraft/server/BlockCactus.java
+++ b/src/main/java/net/minecraft/server/BlockCactus.java
@@ -26,7 +26,7 @@ public class BlockCactus extends Block {
                 int i1 = world.getData(i, j, k);
 
                 if (i1 == 15) {
-                    world.setTypeId(i, j + 1, k, this.id);
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, i, j + 1, k, this.id, 0); // CraftBukkit
                     world.setData(i, j, k, 0);
                 } else {
                     world.setData(i, j, k, i1 + 1);
diff --git a/src/main/java/net/minecraft/server/BlockCrops.java b/src/main/java/net/minecraft/server/BlockCrops.java
index 818d2efd9e..dfdbc746a3 100644
--- a/src/main/java/net/minecraft/server/BlockCrops.java
+++ b/src/main/java/net/minecraft/server/BlockCrops.java
@@ -26,8 +26,7 @@ public class BlockCrops extends BlockFlower {
                 float f = this.i(world, i, j, k);
 
                 if (random.nextInt((int) (25.0F / f) + 1) == 0) {
-                    ++l;
-                    world.setData(i, j, k, l);
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, i, j, k, this.id, ++l); // CraftBukkit
                 }
             }
         }
diff --git a/src/main/java/net/minecraft/server/BlockNetherWart.java b/src/main/java/net/minecraft/server/BlockNetherWart.java
index f496853420..c6e635ab31 100644
--- a/src/main/java/net/minecraft/server/BlockNetherWart.java
+++ b/src/main/java/net/minecraft/server/BlockNetherWart.java
@@ -26,8 +26,7 @@ public class BlockNetherWart extends BlockFlower {
                 BiomeBase biomebase = worldchunkmanager.getBiome(i, k);
 
                 if (biomebase instanceof BiomeHell && random.nextInt(15) == 0) {
-                    ++l;
-                    world.setData(i, j, k, l);
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, i, j, k, this.id, ++l); // CraftBukkit
                 }
             }
         }
diff --git a/src/main/java/net/minecraft/server/BlockReed.java b/src/main/java/net/minecraft/server/BlockReed.java
index 21afe6a332..58f90fab6b 100644
--- a/src/main/java/net/minecraft/server/BlockReed.java
+++ b/src/main/java/net/minecraft/server/BlockReed.java
@@ -25,7 +25,7 @@ public class BlockReed extends Block {
                 int i1 = world.getData(i, j, k);
 
                 if (i1 == 15) {
-                    world.setTypeId(i, j + 1, k, this.id);
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, i, j + 1, k, this.id, 0); // CraftBukkit
                     world.setData(i, j, k, 0);
                 } else {
                     world.setData(i, j, k, i1 + 1);
diff --git a/src/main/java/net/minecraft/server/BlockStem.java b/src/main/java/net/minecraft/server/BlockStem.java
index 388077778f..8736f2cd4b 100644
--- a/src/main/java/net/minecraft/server/BlockStem.java
+++ b/src/main/java/net/minecraft/server/BlockStem.java
@@ -28,8 +28,7 @@ public class BlockStem extends BlockFlower {
                 int l = world.getData(i, j, k);
 
                 if (l < 7) {
-                    ++l;
-                    world.setData(i, j, k, l);
+                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, i, j, k, this.id, ++l); // CraftBukkit
                 } else {
                     if (world.getTypeId(i - 1, j, k) == this.a.id) {
                         return;
@@ -70,7 +69,7 @@ public class BlockStem extends BlockFlower {
                     int l1 = world.getTypeId(j1, j - 1, k1);
 
                     if (world.getTypeId(j1, j, k1) == 0 && (l1 == Block.SOIL.id || l1 == Block.DIRT.id || l1 == Block.GRASS.id)) {
-                        world.setTypeId(j1, j, k1, this.a.id);
+                        org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, j1, j, k1, this.a.id, 0); // CraftBukkit
                     }
                 }
             }
diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockState.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockState.java
index 5519afea44..34d8290f4f 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockState.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockState.java
@@ -80,9 +80,11 @@ public class CraftBlockState implements BlockState {
     }
 
     public boolean setTypeId(final int type) {
-        this.type = type;
+        if (this.type != type) {
+            this.type = type;
 
-        createData((byte) 0);
+            createData((byte) 0);
+        }
         return true;
     }
 
@@ -126,7 +128,7 @@ public class CraftBlockState implements BlockState {
     }
 
     private void createData(final byte data) {
-        Material mat = Material.getMaterial(type);
+        Material mat = getType();
         if (mat == null || mat.getData() == null) {
             this.data = new MaterialData(type, data);
         } else {
@@ -142,8 +144,8 @@ public class CraftBlockState implements BlockState {
         return new Location(world, x, y, z);
     }
 
-    public void setData(byte data) {
-        createData(data);
+    public void setRawData(byte data) {
+        this.data.setData(data);
     }
 
     @Override
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 9087d6ffae..a829d2ef9a 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -52,6 +52,7 @@ import org.bukkit.block.BlockState;
 import org.bukkit.craftbukkit.CraftServer;
 import org.bukkit.craftbukkit.CraftWorld;
 import org.bukkit.craftbukkit.block.CraftBlock;
+import org.bukkit.craftbukkit.block.CraftBlockState;
 import org.bukkit.craftbukkit.entity.CraftLivingEntity;
 import org.bukkit.craftbukkit.entity.CraftPlayer;
 import org.bukkit.craftbukkit.inventory.CraftItemStack;
@@ -424,7 +425,7 @@ public class CraftEventFactory {
     public static boolean handleProjectileEvent(Projectile projectile, Entity target, DamageSource damagesource, int damage) {
         if (target instanceof EntityLiving || target instanceof EntityComplexPart || target instanceof EntityEnderCrystal) {
             org.bukkit.entity.Entity damagee = target.getBukkitEntity();
-            
+
             EntityDamageByEntityEvent event = new EntityDamageByEntityEvent(projectile, damagee, EntityDamageEvent.DamageCause.PROJECTILE, damage);
             Bukkit.getPluginManager().callEvent(event);
 
@@ -438,4 +439,18 @@ public class CraftEventFactory {
 
         return !projectile.doesBounce();
     }
+
+    public static void handleBlockGrowEvent(World world, int x, int y, int z, int type, int data) {
+        Block block = world.getWorld().getBlockAt(x, y, z);
+        CraftBlockState state = (CraftBlockState) block.getState();
+        state.setTypeId(type);
+        state.setRawData((byte) data);
+
+        BlockGrowEvent event = new BlockGrowEvent(block, state);
+        Bukkit.getPluginManager().callEvent(event);
+
+        if (!event.isCancelled()) {
+            state.update(true);
+        }
+    }
 }