diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
index 43c7e7d2d9..4c111352c3 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
@@ -387,7 +387,12 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                     inventoryStoredPosition = objectGroup.RootPart.AttachOffset;
                     inventoryStoredRotation = objectGroup.RootPart.AttachRotation;
                 }
-                objectGroup.RootPart.Shape.State = objectGroup.RootPart.AttachPoint;
+
+                // Trees could be attached and it's been done, but it makes
+                // no sense. State must be preserved because it's the tree type
+                if (objectGroup.RootPart.Shape.PCode != (byte)PCode.Tree &&
+                    objectGroup.RootPart.Shape.PCode != (byte)PCode.NewTree)
+                    objectGroup.RootPart.Shape.State = objectGroup.RootPart.AttachPoint;
 
                 objectGroup.AbsolutePosition = inventoryStoredPosition;
                 objectGroup.RootPart.RotationOffset = inventoryStoredRotation;
@@ -791,7 +796,9 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                     g.RootPart.AttachPoint = g.RootPart.Shape.State;
                     g.RootPart.AttachOffset = g.AbsolutePosition;
                     g.RootPart.AttachRotation = g.GroupRotation;
-                    g.RootPart.Shape.State = 0;
+                    if (g.RootPart.Shape.PCode != (byte)PCode.NewTree &&
+                        g.RootPart.Shape.PCode != (byte)PCode.Tree)
+                        g.RootPart.Shape.State = 0;
                 }
 
                 objlist.Add(g);
@@ -825,7 +832,9 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                     g.RootPart.AttachPoint = g.RootPart.Shape.State;
                     g.RootPart.AttachOffset = g.AbsolutePosition;
                     g.RootPart.AttachRotation = g.GroupRotation;
-                    g.RootPart.Shape.State = 0;
+                    if (g.RootPart.Shape.PCode != (byte)PCode.NewTree &&
+                        g.RootPart.Shape.PCode != (byte)PCode.Tree)
+                        g.RootPart.Shape.State = 0;
 
                     objlist.Add(g);
                     XmlElement el = (XmlElement)n;
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index 69fb6df762..0ea4e09281 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -272,6 +272,11 @@ namespace OpenSim.Region.Framework.Scenes
         {
             AttachmentPoint = 0;
 
+            // Don't zap trees
+            if (RootPart.Shape.PCode == (byte)PCode.Tree ||
+                RootPart.Shape.PCode == (byte)PCode.NewTree)
+                return;
+
             // Even though we don't use child part state parameters for attachments any more, we still need to set
             // these to zero since having them non-zero in rezzed scene objects will crash some clients.  Even if
             // we store them correctly, scene objects that we receive from elsewhere might not.
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
index 884f07ccb0..a47e452101 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
@@ -398,7 +398,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Plugins
                     objtype = 0;
 
                     part = ((SceneObjectGroup)ent).RootPart;
-                    if (part.ParentGroup.AttachmentPoint != 0) // Attached so ignore
+                    if (part.ParentGroup.RootPart.Shape.PCode != (byte)PCode.Tree &&
+                        part.ParentGroup.RootPart.Shape.PCode != (byte)PCode.NewTree &&
+                        part.ParentGroup.AttachmentPoint != 0) // Attached so ignore
                         continue;
 
                     if (part.Inventory.ContainsScripts())