diff --git a/src/Common/Config.hpp b/src/Common/Config.hpp
index 3a2ae48d490..a456a1d3d82 100644
--- a/src/Common/Config.hpp
+++ b/src/Common/Config.hpp
@@ -21,7 +21,6 @@
 
 /* Visual */
 #define DETAIL_RADIUS // detail draw radius (by K.D.)
-#define TREE_WIND_EFFECT // configurable tree sway, can be used to have trees sway more during storms or lightly on clear days.
 
 /* Tweaks: */
 //#define FP_DEATH // first person death view
diff --git a/src/Layers/xrRender/FTreeVisual.cpp b/src/Layers/xrRender/FTreeVisual.cpp
index ccba18dc711..656fdde0a75 100644
--- a/src/Layers/xrRender/FTreeVisual.cpp
+++ b/src/Layers/xrRender/FTreeVisual.cpp
@@ -91,30 +91,26 @@ struct FTreeVisual_setup
     Fvector4 wave;
     Fvector4 wind;
 
-    FTreeVisual_setup() { dwFrame = 0; }
+    FTreeVisual_setup(): dwFrame(0), scale(0) {}
+
     void calculate()
     {
         dwFrame = Device.dwFrame;
 
-        float tm_rot = PI_MUL_2 * Device.fTimeGlobal / ps_r__Tree_w_rot;
+        const float tm_rot = PI_MUL_2 * Device.fTimeGlobal / ps_r__Tree_w_rot;
 
         // Calc wind-vector3, scale
-#ifdef TREE_WIND_EFFECT
-        CEnvDescriptor& env = *g_pGamePersistent->Environment().CurrentEnv;
-        
+
         wind.set(_sin(tm_rot), 0, _cos(tm_rot), 0);
         wind.normalize();
+
 #if RENDER!=R_R1
+        CEnvDescriptor& env = *g_pGamePersistent->Environment().CurrentEnv;
         float fValue = env.m_fTreeAmplitudeIntensity;
-        wind.mul(fValue);	// dir1*amplitude
-#else // R1
-        wind.mul(ps_r__Tree_w_amp); // dir1*amplitude
-#endif //-RENDER!=R_R1
-#else //!TREE_WIND_EFFECT
-        wind.set(_sin(tm_rot), 0, _cos(tm_rot), 0);
-        wind.normalize();
+        wind.mul(fValue); // dir1*amplitude
+#else
         wind.mul(ps_r__Tree_w_amp); // dir1*amplitude
-#endif //-TREE_WIND_EFFECT
+#endif
 
         scale = 1.f / float(FTreeVisual_quant);
 
diff --git a/src/Layers/xrRenderPC_R2/r2.cpp b/src/Layers/xrRenderPC_R2/r2.cpp
index a231516b8d8..358bdd6caf5 100644
--- a/src/Layers/xrRenderPC_R2/r2.cpp
+++ b/src/Layers/xrRenderPC_R2/r2.cpp
@@ -85,7 +85,6 @@ static class cl_water_intensity : public R_constant_setup
     }
 } binder_water_intensity;
 
-#ifdef TREE_WIND_EFFECT
 static class cl_tree_amplitude_intensity : public R_constant_setup
 {
     void setup(R_constant* C) override
@@ -95,7 +94,7 @@ static class cl_tree_amplitude_intensity : public R_constant_setup
         RCache.set_c(C, fValue, fValue, fValue, 0);
     }
 } binder_tree_amplitude_intensity;
-#endif
+// XXX: do we need to register this binder?
 
 static class cl_sun_shafts_intensity : public R_constant_setup
 {
diff --git a/src/Layers/xrRenderPC_R3/r3.cpp b/src/Layers/xrRenderPC_R3/r3.cpp
index e828d644cdc..7fd575c1c19 100644
--- a/src/Layers/xrRenderPC_R3/r3.cpp
+++ b/src/Layers/xrRenderPC_R3/r3.cpp
@@ -96,7 +96,6 @@ static class cl_water_intensity : public R_constant_setup
     }
 } binder_water_intensity;
 
-#ifdef TREE_WIND_EFFECT
 static class cl_tree_amplitude_intensity : public R_constant_setup
 {
     void setup(R_constant* C) override
@@ -106,7 +105,7 @@ static class cl_tree_amplitude_intensity : public R_constant_setup
         RCache.set_c(C, fValue, fValue, fValue, 0);
     }
 } binder_tree_amplitude_intensity;
-#endif
+// XXX: do we need to register this binder?
 
 static class cl_sun_shafts_intensity : public R_constant_setup
 {
diff --git a/src/Layers/xrRenderPC_R4/r4.cpp b/src/Layers/xrRenderPC_R4/r4.cpp
index 15b1f6d26d7..efca233793b 100644
--- a/src/Layers/xrRenderPC_R4/r4.cpp
+++ b/src/Layers/xrRenderPC_R4/r4.cpp
@@ -101,7 +101,6 @@ static class cl_water_intensity : public R_constant_setup
     }
 } binder_water_intensity;
 
-#ifdef TREE_WIND_EFFECT
 static class cl_tree_amplitude_intensity : public R_constant_setup
 {
     void setup(R_constant* C) override
@@ -111,7 +110,7 @@ static class cl_tree_amplitude_intensity : public R_constant_setup
         RCache.set_c(C, fValue, fValue, fValue, 0);
     }
 } binder_tree_amplitude_intensity;
-#endif
+// XXX: do we need to register this binder?
 
 static class cl_sun_shafts_intensity : public R_constant_setup
 {
diff --git a/src/xrEngine/Environment.h b/src/xrEngine/Environment.h
index 31ca15e9361..6fda0623ab0 100644
--- a/src/xrEngine/Environment.h
+++ b/src/xrEngine/Environment.h
@@ -168,9 +168,8 @@ class ENGINE_API CEnvDescriptor
     float m_fSunShaftsIntensity;
     float m_fWaterIntensity;
 
-#ifdef TREE_WIND_EFFECT
     float m_fTreeAmplitudeIntensity;
-#endif
+
 
     // int lens_flare_id;
     // int tb_id;
diff --git a/src/xrEngine/Environment_misc.cpp b/src/xrEngine/Environment_misc.cpp
index 336656d435e..5a6033ca8a4 100644
--- a/src/xrEngine/Environment_misc.cpp
+++ b/src/xrEngine/Environment_misc.cpp
@@ -218,9 +218,7 @@ CEnvDescriptor::CEnvDescriptor(shared_str const& identifier) : m_identifier(iden
     m_fSunShaftsIntensity = 0;
     m_fWaterIntensity = 1;
 
-#ifdef TREE_WIND_EFFECT
     m_fTreeAmplitudeIntensity = 0.01;
-#endif
 
     lens_flare_id = "";
     tb_id = "";
@@ -299,10 +297,8 @@ void CEnvDescriptor::load(CEnvironment& environment, CInifile& config)
     if (config.line_exist(m_identifier.c_str(), "water_intensity"))
         m_fWaterIntensity = config.r_float(m_identifier.c_str(), "water_intensity");
 
-#ifdef TREE_WIND_EFFECT
     if (config.line_exist(m_identifier.c_str(), "tree_amplitude_intensity"))
         m_fTreeAmplitudeIntensity = config.r_float(m_identifier.c_str(), "tree_amplitude_intensity");
-#endif
 
     C_CHECK(clouds_color);
     C_CHECK(sky_color);
@@ -445,9 +441,7 @@ void CEnvDescriptorMixer::lerp(
     m_fSunShaftsIntensity = fi * A.m_fSunShaftsIntensity + f * B.m_fSunShaftsIntensity;
     m_fWaterIntensity = fi * A.m_fWaterIntensity + f * B.m_fWaterIntensity;
 
-#ifdef TREE_WIND_EFFECT
     m_fTreeAmplitudeIntensity = fi * A.m_fTreeAmplitudeIntensity + f * B.m_fTreeAmplitudeIntensity;
-#endif
 
     // colors
     //. sky_color.lerp (A.sky_color,B.sky_color,f).add(Mdf.sky_color).mul(modif_power);