diff --git a/src/main/java/com/gmail/nossr50/config/Config.java b/src/main/java/com/gmail/nossr50/config/Config.java
index a4189dadd..8554d5f78 100644
--- a/src/main/java/com/gmail/nossr50/config/Config.java
+++ b/src/main/java/com/gmail/nossr50/config/Config.java
@@ -169,6 +169,7 @@ public class Config extends ConfigLoader {
     public int getHerbalismXPPotato() { return config.getInt("Experience.Herbalism.Potato", 50); }
 
     public boolean getHerbalismGreenThumbCobbleToMossy() { return config.getBoolean("Skills.Herbalism.Green_Thumb.Cobble_To_Mossy", true); }
+    public boolean getHerbalismGreenThumbCobbleWallToMossyWall() { return config.getBoolean("Skills.Herbalism.Green_Thumb.CobbleWall_To_MossyWall", true); }
     public boolean getHerbalismGreenThumbSmoothbrickToMossy() { return config.getBoolean("Skills.Herbalism.Green_Thumb.SmoothBrick_To_MossyBrick", true); }
     public boolean getHerbalismGreenThumbDirtToGrass() { return config.getBoolean("Skills.Herbalism.Green_Thumb.Dirt_To_Grass", true); }
 
diff --git a/src/main/java/com/gmail/nossr50/listeners/EntityListener.java b/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
index 035a76e61..739099d4c 100644
--- a/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
+++ b/src/main/java/com/gmail/nossr50/listeners/EntityListener.java
@@ -229,10 +229,12 @@ public class EntityListener implements Listener {
     @EventHandler (priority = EventPriority.HIGHEST, ignoreCancelled = true)
     public void onEnitityExplode(EntityExplodeEvent event) {
         Entity entity = event.getEntity();
+
+        if(entity == null) return;
         
         if(entity.hasMetadata("NPC")) return; // Check if this player is a Citizens NPC
 
-        if (event.getEntity() instanceof TNTPrimed) {
+        if (entity instanceof TNTPrimed) {
             int id = entity.getEntityId();
 
             if (plugin.tntIsTracked(id)) {
diff --git a/src/main/java/com/gmail/nossr50/skills/gathering/Herbalism.java b/src/main/java/com/gmail/nossr50/skills/gathering/Herbalism.java
index ee5f9e014..303cdad1c 100644
--- a/src/main/java/com/gmail/nossr50/skills/gathering/Herbalism.java
+++ b/src/main/java/com/gmail/nossr50/skills/gathering/Herbalism.java
@@ -65,6 +65,9 @@ public class Herbalism {
                 // Don't award double drops to mossified cobblestone
                 mcMMO.placeStore.setTrue(block);
             }
+            else if (Config.getInstance().getHerbalismGreenThumbCobbleWallToMossyWall() && type == Material.COBBLE_WALL) {
+                block.setData((byte) 1);
+            }
         }
     }
 
@@ -237,10 +240,10 @@ public class Herbalism {
                 if (mat == Material.COCOA) {
                     is = new ItemStack(Material.INK_SACK, 1, (short) 3);
                 }
-                else if (mat == Material.COCOA) {
+                else if (mat == Material.CARROT) {
                     is = new ItemStack(Material.CARROT_ITEM, 1, (short) 0);
                 }
-                else if (mat == Material.COCOA) {
+                else if (mat == Material.POTATO) {
                     is = new ItemStack(Material.POTATO_ITEM, 1, (short) 0);
                 }
 
diff --git a/src/main/java/com/gmail/nossr50/util/BlockChecks.java b/src/main/java/com/gmail/nossr50/util/BlockChecks.java
index 6b2128ade..82b055eeb 100644
--- a/src/main/java/com/gmail/nossr50/util/BlockChecks.java
+++ b/src/main/java/com/gmail/nossr50/util/BlockChecks.java
@@ -154,6 +154,7 @@ public class BlockChecks {
         case DIRT:
             return true;
         case SMOOTH_BRICK:
+        case COBBLE_WALL:
             if (block.getData() == 0) {
                 return true;
             }
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 625d75df9..d731a4e61 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -151,6 +151,7 @@ Skills:
         Level_Cap: 0
         Green_Thumb:
             Cobble_To_Mossy: true
+            CobbleWall_To_MossyWall: true
             SmoothBrick_To_MossyBrick: true
             Dirt_To_Grass: true
     Mining: