diff --git a/materials.xml b/materials.xml
index 549a4939c..9b8a19bac 100644
--- a/materials.xml
+++ b/materials.xml
@@ -828,6 +828,12 @@ Shared parameters for various materials.
  </specular>
  <shininess>1.2</shininess>
  <light-coverage>20000000.0</light-coverage>
+ <tree-coverage>12000.0</tree-coverage>
+ <tree-texture>Textures/Trees/mixed-shrub.rgb</tree-texture>
+ <tree-varieties>8</tree-varieties>
+ <tree-range-m alias="/params/forest/tree-range-m"/>
+ <tree-height-m>2.0</tree-height-m>
+ <tree-width-m>2.0</tree-width-m>
  <rolling-friction>0.6</rolling-friction>
  <bumpiness>0.4</bumpiness>
 </material>
@@ -1601,6 +1607,12 @@ Shared parameters for various materials.
  </specular>
  <shininess>1.2</shininess>
  <light-coverage>20000000.0</light-coverage>
+ <tree-coverage>8000.0</tree-coverage>
+ <tree-texture>Textures/Trees/mixed-shrub-winter.rgb</tree-texture>
+ <tree-varieties>8</tree-varieties>
+ <tree-range-m alias="/params/forest/tree-range-m"/>
+ <tree-height-m>2.0</tree-height-m>
+ <tree-width-m>2.0</tree-width-m>
  <rolling-friction>0.6</rolling-friction>
  <bumpiness>0.4</bumpiness>
 </material>