diff --git a/blockidentifier.cpp b/blockidentifier.cpp
index 359dacdf..36cb60b6 100644
--- a/blockidentifier.cpp
+++ b/blockidentifier.cpp
@@ -42,13 +42,19 @@ bool BlockInfo::canProvidePower() {
 }
 
 void BlockInfo::setName(const QString & newname) {
+  // set name
   name = newname;
+  // precompute mob spawning conditions
   bedrock = this->name.contains("Bedrock");
   hopper = this->name.contains("Hopper");
   stairs = this->name.contains("Stairs");
   halfslab = this->name.contains("Slab") && !this->name.contains("Double") &&
       !this->name.contains("Full");
   snow = this->name.contains("Snow");
+  // precompute biome based colors
+  water = this->name.contains("Water");
+  grass = this->name.compare("Grass", Qt::CaseInsensitive) == 0;
+  foliage = false;
 }
 
 const QString & BlockInfo::getName() { return name; }
@@ -60,6 +66,9 @@ bool BlockInfo::isStairs()   { return stairs; }
 bool BlockInfo::isHalfSlab() { return halfslab; }
 bool BlockInfo::isSnow()     { return snow; }
 
+bool BlockInfo::biomeWater()   { return water; }
+bool BlockInfo::biomeGrass()   { return grass; }
+bool BlockInfo::biomeFoliage() { return foliage; }
 
 
 BlockIdentifier::BlockIdentifier() {
diff --git a/blockidentifier.h b/blockidentifier.h
index bf87338f..ebf6b037 100644
--- a/blockidentifier.h
+++ b/blockidentifier.h
@@ -36,6 +36,11 @@ class BlockInfo {
   bool isHalfSlab();
   bool isSnow();
 
+  // special blocks with Biome based Grass, Foliage and Water colors
+  bool biomeWater();
+  bool biomeGrass();
+  bool biomeFoliage();
+
   void setName(const QString &newname);
   const QString &getName();
 
@@ -58,6 +63,9 @@ class BlockInfo {
   bool    stairs;
   bool    halfslab;
   bool    snow;
+  bool    water;
+  bool    grass;
+  bool    foliage;
 };
 
 class BlockIdentifier {