Comment out saplings for now, and Add back the Entity's Rendering code.

src/main/java/com/progwml6/natura/client/ClientProxy.java

@@ -1,6 +1,7 @@
 package com.progwml6.natura.client;
 
 import com.progwml6.natura.client.models.ModelNatura;
+import com.progwml6.natura.client.renderer.EntityModelRenderer;
 import com.progwml6.natura.client.renderer.NCropsTickHandler;
 import com.progwml6.natura.common.CommonProxy;
 import com.progwml6.natura.common.util.NaturaCreativeTabs;
@@ -27,6 +28,7 @@ public void init(FMLInitializationEvent event)
 		super.init(event);
 
 		ModelNatura.init();
+		EntityModelRenderer.init();
 		FMLCommonHandler.instance().bus().register(new NCropsTickHandler());
 	}
 }

src/main/java/com/progwml6/natura/client/models/ModelNatura.java

@@ -10,16 +10,13 @@
 import com.progwml6.natura.common.blocks.natural.BlockClouds;
 import com.progwml6.natura.common.blocks.natural.BlockNaturaLogs;
 import com.progwml6.natura.common.blocks.natural.BlockNaturaPlanks;
-import com.progwml6.natura.common.blocks.natural.plants.BlockNaturaSapling;
 import com.progwml6.natura.common.items.ItemsNatura;
 
 import net.minecraft.block.Block;
 import net.minecraft.client.Minecraft;
-import net.minecraft.client.renderer.block.statemap.StateMap;
 import net.minecraft.client.resources.model.ModelBakery;
 import net.minecraft.client.resources.model.ModelResourceLocation;
 import net.minecraft.item.Item;
-import net.minecraftforge.client.model.ModelLoader;
 
 public class ModelNatura
 {
@@ -43,7 +40,7 @@ public static void init()
 	 */
 	private static void registerStateMappers()
 	{
-		ModelLoader.setCustomStateMapper(BlocksNatura.sapling, new StateMap.Builder().ignore(BlockNaturaSapling.PROPERTY_STAGE).build());
+		//ModelLoader.setCustomStateMapper(BlocksNatura.sapling, new StateMap.Builder().ignore(BlockNaturaSapling.PROPERTY_STAGE).build());
 	}
 
 	private static void defineModels()

src/main/java/com/progwml6/natura/client/renderer/EntityModelRenderer.java

@@ -0,0 +1,40 @@
+package com.progwml6.natura.client.renderer;
+
+import com.progwml6.natura.client.models.ImpModel;
+import com.progwml6.natura.client.renderer.entity.FlameSpiderBabyRender;
+import com.progwml6.natura.client.renderer.entity.FlameSpiderRender;
+import com.progwml6.natura.client.renderer.entity.FusewoodArrowRender;
+import com.progwml6.natura.client.renderer.entity.ImpRender;
+import com.progwml6.natura.client.renderer.entity.NitroCreeperRender;
+import com.progwml6.natura.common.world.entites.BabyHeatscarSpider;
+import com.progwml6.natura.common.world.entites.FusewoodArrow;
+import com.progwml6.natura.common.world.entites.HeatscarSpider;
+import com.progwml6.natura.common.world.entites.ImpEntity;
+import com.progwml6.natura.common.world.entites.NitroCreeper;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.renderer.texture.TextureUtil;
+import net.minecraft.util.ResourceLocation;
+import net.minecraftforge.fml.client.registry.RenderingRegistry;
+
+public class EntityModelRenderer
+{
+	public static void init()
+	{
+		RenderingRegistry.registerEntityRenderingHandler(ImpEntity.class, new ImpRender(Minecraft.getMinecraft().getRenderManager(), new ImpModel(), 0f));
+		RenderingRegistry.registerEntityRenderingHandler(HeatscarSpider.class, new FlameSpiderRender(Minecraft.getMinecraft().getRenderManager()));
+		RenderingRegistry.registerEntityRenderingHandler(NitroCreeper.class, new NitroCreeperRender(Minecraft.getMinecraft().getRenderManager()));
+		RenderingRegistry.registerEntityRenderingHandler(FusewoodArrow.class, new FusewoodArrowRender(Minecraft.getMinecraft().getRenderManager()));
+		RenderingRegistry.registerEntityRenderingHandler(BabyHeatscarSpider.class, new FlameSpiderBabyRender(Minecraft.getMinecraft().getRenderManager()));
+
+		try
+		{
+			GrassColorizerAlternate.setBlueGrassBiomeColorizer(TextureUtil.readImageData(Minecraft.getMinecraft().getResourceManager(), new ResourceLocation("natura", "textures/misc/bluegrasscolor.png")));
+			GrassColorizerAlternate.setOrangeGrassBiomeColorizer(TextureUtil.readImageData(Minecraft.getMinecraft().getResourceManager(), new ResourceLocation("natura", "textures/misc/orangegrasscolor.png")));
+		}
+		catch (Exception e)
+		{
+			e.printStackTrace();
+		}
+	}
+}

src/main/java/com/progwml6/natura/common/blocks/BlocksNatura.java

@@ -6,13 +6,11 @@
 import com.progwml6.natura.common.blocks.natural.BlockNaturaPlanks;
 import com.progwml6.natura.common.blocks.natural.plants.BlockNaturaBarleyCrop;
 import com.progwml6.natura.common.blocks.natural.plants.BlockNaturaCottonCrop;
-import com.progwml6.natura.common.blocks.natural.plants.BlockNaturaSapling;
 import com.progwml6.natura.common.blocks.util.CloudMaterial;
 import com.progwml6.natura.common.items.itemblocks.ItemBlockClouds;
 import com.progwml6.natura.common.items.itemblocks.ItemBlockCrops;
 import com.progwml6.natura.common.items.itemblocks.ItemBlockNaturaLogs;
 import com.progwml6.natura.common.items.itemblocks.ItemBlockNaturaPlanks;
-import com.progwml6.natura.common.items.itemblocks.ItemBlockNaturaSaplings;
 import com.progwml6.natura.common.items.itemblocks.ItemBlockWorkbench;
 
 import net.minecraft.block.Block;
@@ -24,7 +22,7 @@ public class BlocksNatura
 {
 	public static Material cloud = new CloudMaterial();
 
-	public static Block clouds, logs, planks, cotton_crop, barley_crop, fence, crafting_table, sapling;
+	public static Block clouds, logs, planks, cotton_crop, barley_crop, fence, crafting_table;//, sapling;
 
 	public static void preInit()
 	{
@@ -34,7 +32,7 @@ public static void preInit()
 		cotton_crop = registerBlock("cotton_crops", ItemBlockCrops.class, new BlockNaturaCottonCrop());
 		barley_crop = registerBlock("barley_crops", ItemBlockCrops.class, new BlockNaturaBarleyCrop());
 		crafting_table = registerBlock("crafting_table", ItemBlockWorkbench.class, new BlockNaturaWorkbench());
-		sapling = registerBlock("saplings", ItemBlockNaturaSaplings.class, new BlockNaturaSapling());
+		// sapling = registerBlock("saplings", ItemBlockNaturaSaplings.class, new BlockNaturaSapling());
 		// this.fence = this.registerBlock("fence", ItemBlockVariants.class, new BlockNaturaFence());
 	}