diff --git a/src/main/java/ru/betterend/util/SplineHelper.java b/src/main/java/ru/betterend/util/SplineHelper.java
index 5c9a8143..c1b385df 100644
--- a/src/main/java/ru/betterend/util/SplineHelper.java
+++ b/src/main/java/ru/betterend/util/SplineHelper.java
@@ -13,6 +13,7 @@ import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.BlockPos.Mutable;
 import net.minecraft.util.math.MathHelper;
 import net.minecraft.world.StructureWorldAccess;
+import ru.betterend.registry.EndTags;
 import ru.betterend.util.sdf.SDF;
 import ru.betterend.util.sdf.operator.SDFUnion;
 import ru.betterend.util.sdf.primitive.SDFLine;
@@ -87,6 +88,22 @@ public class SplineHelper {
 		return true;
 	}
 	
+	public static boolean fillSplineRoot(List<Vector3f> spline, StructureWorldAccess world, BlockState state, BlockPos pos, Function<BlockState, Boolean> replace) {
+		Vector3f startPos = spline.get(0);
+		for (int i = 1; i < spline.size(); i++) {
+			Vector3f endPos = spline.get(i);
+			if (i > 3 && !world.getBlockState(pos.add(endPos.getX(), endPos.getY(), endPos.getZ())).isIn(EndTags.END_GROUND)) {
+				return false;
+			}
+			if (!(fillLine(startPos, endPos, world, state, pos, replace))) {
+				return false;
+			}
+			startPos = endPos;
+		}
+		
+		return true;
+	}
+	
 	private static boolean fillLine(Vector3f start, Vector3f end, StructureWorldAccess world, BlockState state, BlockPos pos, Function<BlockState, Boolean> replace) {
 		float dx = end.getX() - start.getX();
 		float dy = end.getY() - start.getY();
diff --git a/src/main/java/ru/betterend/world/features/DragonTreeFeature.java b/src/main/java/ru/betterend/world/features/DragonTreeFeature.java
index 72584fe8..77324dab 100644
--- a/src/main/java/ru/betterend/world/features/DragonTreeFeature.java
+++ b/src/main/java/ru/betterend/world/features/DragonTreeFeature.java
@@ -105,7 +105,7 @@ public class DragonTreeFeature extends DefaultFeature {
 			List<Vector3f> branch = SplineHelper.copySpline(ROOT);
 			SplineHelper.rotateSpline(branch, angle);
 			SplineHelper.scale(branch, scale);
-			SplineHelper.fillSpline(branch, world, EndBlocks.DRAGON_TREE.bark.getDefaultState(), pos, REPLACE);
+			SplineHelper.fillSplineRoot(branch, world, EndBlocks.DRAGON_TREE.bark.getDefaultState(), pos, REPLACE);
 		}
 	}