diff --git a/NewHorizons/Builder/Atmosphere/AirBuilder.cs b/NewHorizons/Builder/Atmosphere/AirBuilder.cs
index b3cda09b..1c84f220 100644
--- a/NewHorizons/Builder/Atmosphere/AirBuilder.cs
+++ b/NewHorizons/Builder/Atmosphere/AirBuilder.cs
@@ -46,7 +46,7 @@ namespace NewHorizons.Builder.Atmosphere
 
             if (config.Atmosphere.hasOxygen)
             {
-                airGO.AddComponent<OxygenVolume>();
+                airGO.AddComponent<OxygenVolume>()._treeVolume = config.Atmosphere.hasTrees;
             }
 
             if (config.Atmosphere.hasRain)
diff --git a/NewHorizons/External/Modules/AtmosphereModule.cs b/NewHorizons/External/Modules/AtmosphereModule.cs
index f75e4bed..3e20630d 100644
--- a/NewHorizons/External/Modules/AtmosphereModule.cs
+++ b/NewHorizons/External/Modules/AtmosphereModule.cs
@@ -74,6 +74,11 @@ namespace NewHorizons.External.Modules
         /// </summary>
         public bool hasOxygen;
 
+        /// <summary>
+        /// Does this planet have trees? This will change the "Oxygen tank refilled" to "Trees detected, oxygen tank refilled".
+        /// </summary>
+        public bool hasTrees;
+
         /// <summary>
         /// Does this planet have rain?
         /// </summary>