diff --git a/Materials/regions/materials.xml b/Materials/regions/materials.xml
index 0cf9f11ca..f4155237b 100644
--- a/Materials/regions/materials.xml
+++ b/Materials/regions/materials.xml
@@ -1675,9 +1675,6 @@
     <texture>Terrain/shrub1.png</texture>
     <texture>Terrain/shrub2.png</texture>
     <texture>Terrain/shrub3.png</texture>
-    <!--<texture>Terrain/shrub1.dds</texture>
-  <texture>Terrain/shrub2.dds</texture>
-  <texture>Terrain/shrub3.dds</texture>-->
     <xsize>2000</xsize>
     <ysize>2000</ysize>
     <diffuse>
@@ -1695,7 +1692,7 @@
     <shininess>1.2</shininess>
     <light-coverage>20000000.0</light-coverage>
     <wood-coverage>12000.0</wood-coverage>
-    <tree-texture>Trees/mixed-shrub.dds</tree-texture>
+    <tree-texture>Trees/mixed-shrub.png</tree-texture>
     <tree-varieties>8</tree-varieties>
     <tree-range-m alias="/params/forest/tree-range-m"/>
     <tree-height-m>2.0</tree-height-m>
@@ -1737,7 +1734,6 @@
     </condition>
     <effect>Effects/forest</effect>
     <name>Marsh</name>
-    <name>Littoral</name>
     <name>FloodLand</name>
     <name>SaltMarsh</name>
     <name>HerbWetlandCover</name>
@@ -1796,9 +1792,10 @@
       </equals>
     </condition>
     <!--<effect>Effects/transition-base-dirt</effect>-->
-    <name>MixedCropPastureCover</name>
+    <!--<name>MixedCropPastureCover</name>-->
     <name>MixedCrop</name>
     <name>ComplexCrop</name>
+    <name>IrrCrop</name>
     <name>Default</name>
     <texture>Terrain/countryside1.green.png</texture>
     <texture>Terrain/countryside2.green.png</texture>
@@ -1825,8 +1822,13 @@
     <tree-width-m>10.0</tree-width-m>
   </material>
 
-
   <material include="Materials/regions/united-kingdom.xml">
+    <condition>
+      <equals>
+        <property>sim/startup/season</property>
+        <value>summer</value>
+      </equals>
+    </condition>
     <effect>Effects/cropgrass</effect>
     <name>CropGrassCover</name>
     <name>CropGrass</name>
@@ -1863,6 +1865,54 @@
     <tree-width-m>10.0</tree-width-m>
   </material>
 
+  <material include="Materials/regions/united-kingdom.xml">
+    <effect>Effects/crop</effect>
+    <name>MixedCropPastureCover</name>
+    <name>IrrCropPastureCover</name>
+    <name>ComplexCrop</name>
+    <texture>Terrain/irrcrop-europe.png</texture>
+    <object-mask>Terrain/irrcrop-europe.mask.png</object-mask>
+    <xsize>2000</xsize>
+    <ysize>2000</ysize>
+    <light-coverage>2000000.0</light-coverage>
+    <solid>1</solid>
+    <friction-factor>0.9</friction-factor>
+    <rolling-friction>0.1</rolling-friction>
+    <bumpiness>0.7</bumpiness>
+    <load-resistance>1e30</load-resistance>
+    <object-group include="Materials/base/farm-buildings.xml"/>
+    <wood-coverage>5000.0</wood-coverage>
+    <tree-texture>Trees/deciduous-summer.png</tree-texture>
+    <tree-varieties>8</tree-varieties>
+    <tree-range-m alias="/params/forest/tree-range-m"/>
+    <tree-height-m>15.0</tree-height-m>
+    <tree-width-m>10.0</tree-width-m>
+  </material>
+
+  <material include="Materials/regions/united-kingdom.xml">
+    <effect>Effects/crop</effect>
+    <name>Orchard</name>
+    <name>Vineyard</name>
+    <texture>Terrain/irrcrop-europe.png</texture>
+    <object-mask>Terrain/irrcrop-europe.mask.png</object-mask>
+    <xsize>2000</xsize>
+    <ysize>2000</ysize>
+    <light-coverage>2000000.0</light-coverage>
+    <solid>1</solid>
+    <friction-factor>0.9</friction-factor>
+    <rolling-friction>0.3</rolling-friction>
+    <bumpiness>0.6</bumpiness>
+    <load-resistance>1e30</load-resistance>
+    <object-group include="Materials/base/farm-buildings.xml"/>
+    <wood-coverage>5000.0</wood-coverage>
+    <tree-texture>Trees/deciduous-summer.png</tree-texture>
+    <tree-varieties>8</tree-varieties>
+    <tree-range-m alias="/params/forest/tree-range-m"/>
+    <tree-height-m>15.0</tree-height-m>
+    <tree-width-m>10.0</tree-width-m>
+  </material>
+
+
   <material include="Materials/regions/united-kingdom.xml">
     <name>BuiltUpCover</name>
     <name>Urban</name>
@@ -1922,25 +1972,6 @@
     <tree-width-m>10.0</tree-width-m>
   </material>
 
-  <material include="Materials/regions/united-kingdom.xml">
-    <name>Marsh</name>
-    <name>FloodLand</name>
-    <name>SaltMarsh</name>
-    <name>HerbWetlandCover</name>
-    <name>WoodedWetlandCover</name>
-    <texture>Terrain/marsh2a.png</texture>
-    <texture>Terrain/marsh3a.png</texture>
-    <texture>Terrain/marsh4a.png</texture>
-    <xsize>2000</xsize>
-    <ysize>2000</ysize>
-    <solid>1</solid>
-    <light-coverage>40000000.0</light-coverage>
-    <friction-factor>0.8</friction-factor>
-    <rolling-friction>0.3</rolling-friction>
-    <bumpiness>0.2</bumpiness>
-    <load-resistance>1e30</load-resistance>
-  </material>
-
   <material include="Materials/regions/united-kingdom.xml">
     <name>Littoral</name>
     <texture>Terrain/tidal.png</texture>
@@ -1954,61 +1985,9 @@
     <load-resistance>1e30</load-resistance>
   </material>
 
-  <material include="Materials/regions/united-kingdom.xml">
-    <effect>Effects/crop</effect>
-    <name>MixedCropPastureCover</name>
-    <name>MixedCrop</name>
-    <name>ComplexCrop</name>
-    <texture>Terrain/irrcrop-europe.png</texture>
-    <object-mask>Terrain/irrcrop-europe.mask.png</object-mask>
-    <xsize>2000</xsize>
-    <ysize>2000</ysize>
-    <light-coverage>2000000.0</light-coverage>
-    <solid>1</solid>
-    <friction-factor>0.9</friction-factor>
-    <rolling-friction>0.1</rolling-friction>
-    <bumpiness>0.7</bumpiness>
-    <load-resistance>1e30</load-resistance>
-    <object-group include="Materials/base/farm-buildings.xml"/>
-    <wood-coverage>5000.0</wood-coverage>
-    <tree-texture>Trees/deciduous-summer.png</tree-texture>
-    <tree-varieties>8</tree-varieties>
-    <tree-range-m alias="/params/forest/tree-range-m"/>
-    <tree-height-m>15.0</tree-height-m>
-    <tree-width-m>10.0</tree-width-m>
-  </material>
-
-  <material include="Materials/regions/united-kingdom.xml">
-    <effect>Effects/crop</effect>
-    <name>IrrCropPastureCover</name>
-    <name>IrrCrop</name>
-    <name>Orchard</name>
-    <name>Olives</name>
-    <name>Vineyard</name>
-    <name>Rice</name>
-    <texture>Terrain/irrcrop-europe.png</texture>
-    <object-mask>Terrain/irrcrop-europe.mask.png</object-mask>
-    <xsize>2000</xsize>
-    <ysize>2000</ysize>
-    <light-coverage>2000000.0</light-coverage>
-    <solid>1</solid>
-    <friction-factor>0.9</friction-factor>
-    <rolling-friction>0.3</rolling-friction>
-    <bumpiness>0.6</bumpiness>
-    <load-resistance>1e30</load-resistance>
-    <object-group include="Materials/base/farm-buildings.xml"/>
-    <wood-coverage>5000.0</wood-coverage>
-    <tree-texture>Trees/deciduous-summer.png</tree-texture>
-    <tree-varieties>8</tree-varieties>
-    <tree-range-m alias="/params/forest/tree-range-m"/>
-    <tree-height-m>15.0</tree-height-m>
-    <tree-width-m>10.0</tree-width-m>
-  </material>
-
   <material include="Materials/regions/united-kingdom.xml">
     <name>Dirt</name>
     <effect>Effects/transition-base-dirt</effect>
-    <!--<effect>Effects/transition-base-grass-inverse</effect>-->
     <texture>Terrain/mud.png</texture>
     <xsize>2000</xsize>
     <ysize>2000</ysize>
@@ -2019,7 +1998,7 @@
     <bumpiness>0.1</bumpiness>
   </material>
 
-  <!-- REGIONAL DEFINITIONS - ASIA                          -->
+   <!-- REGIONAL DEFINITIONS - ASIA                          -->
 
   <!-- Regional Asian irrigated crops -->
   <material>