diff --git a/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTallGrass.java.patch.rej b/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTallGrass.java.patch.rej
deleted file mode 100644
index 8e41645a2..000000000
--- a/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTallGrass.java.patch.rej
+++ /dev/null
@@ -1,16 +0,0 @@
-++++ REJECTED PATCH 1
-     {
-         Block block;
- 
--        while (((block = worldIn.getBlockState(position).getBlock()).getMaterial() == Material.air || block.getMaterial() == Material.leaves) && position.getY() > 0)
-+        do
-         {
-+            block = worldIn.getBlockState(position).getBlock();
-+            if (!block.isAir(worldIn, position) && !block.isLeaves(worldIn, position)) break;
-             position = position.down();
--        }
-+        } while (position.getY() > 0);
- 
-         for (int i = 0; i < 128; ++i)
-         {
-++++ END PATCH
diff --git a/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTrees.java.patch.rej b/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTrees.java.patch.rej
deleted file mode 100644
index 4476c426a..000000000
--- a/rejects/minecraft/net/minecraft/world/gen/feature/WorldGenTrees.java.patch.rej
+++ /dev/null
@@ -1,88 +0,0 @@
-++++ REJECTED PATCH 2
-             }
-             else
-             {
--                Block block1 = worldIn.getBlockState(position.down()).getBlock();
-+                BlockPos down = position.down();
-+                Block block1 = worldIn.getBlockState(down).getBlock();
-+                boolean isSoil = block1.canSustainPlant(worldIn, down, net.minecraft.util.EnumFacing.UP, (net.minecraft.block.BlockSapling)Blocks.sapling);
- 
--                if ((block1 == Blocks.grass || block1 == Blocks.dirt || block1 == Blocks.farmland) && position.getY() < 256 - i - 1)
-+                if (isSoil && position.getY() < 256 - i - 1)
-                 {
--                    this.func_175921_a(worldIn, position.down());
-+                    block1.onPlantGrow(worldIn, down, position);
-                     int k2 = 3;
-                     int l2 = 0;
- 
-++++ END PATCH
-++++ REJECTED PATCH 3
-                                     BlockPos blockpos = new BlockPos(k1, i3, i2);
-                                     Block block = worldIn.getBlockState(blockpos).getBlock();
- 
--                                    if (block.getMaterial() == Material.air || block.getMaterial() == Material.leaves || block.getMaterial() == Material.vine)
-+                                    if (block.isAir(worldIn, blockpos) || block.isLeaves(worldIn, blockpos) || block.getMaterial() == Material.vine)
-                                     {
-                                         this.setBlockAndNotifyAdequately(worldIn, blockpos, this.metaLeaves);
-                                     }
-++++ END PATCH
-++++ REJECTED PATCH 4
- 
-                     for (int j3 = 0; j3 < i; ++j3)
-                     {
--                        Block block2 = worldIn.getBlockState(position.up(j3)).getBlock();
-+                        BlockPos upN = position.up(j3);
-+                        Block block2 = worldIn.getBlockState(upN).getBlock();
- 
--                        if (block2.getMaterial() == Material.air || block2.getMaterial() == Material.leaves || block2.getMaterial() == Material.vine)
-+                        if (block2.isAir(worldIn, upN) || block2.isLeaves(worldIn, upN) || block2.getMaterial() == Material.vine)
-                         {
-                             this.setBlockAndNotifyAdequately(worldIn, position.up(j3), this.metaWood);
- 
-++++ END PATCH
-++++ REJECTED PATCH 5
-                                 {
-                                     blockpos$mutableblockpos1.set(l4, k3, i5);
- 
--                                    if (worldIn.getBlockState(blockpos$mutableblockpos1).getBlock().getMaterial() == Material.leaves)
-+                                    if (worldIn.getBlockState(blockpos$mutableblockpos1).getBlock().isLeaves(worldIn,blockpos$mutableblockpos1))
-                                     {
-                                         BlockPos blockpos2 = blockpos$mutableblockpos1.west();
-                                         BlockPos blockpos3 = blockpos$mutableblockpos1.east();
-                                         BlockPos blockpos4 = blockpos$mutableblockpos1.north();
-                                         BlockPos blockpos1 = blockpos$mutableblockpos1.south();
- 
--                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos2).getBlock().getMaterial() == Material.air)
-+                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos2).getBlock().isAir(worldIn,blockpos2))
-                                         {
-                                             this.func_181650_b(worldIn, blockpos2, BlockVine.EAST);
-                                         }
- 
--                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos3).getBlock().getMaterial() == Material.air)
-+                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos3).getBlock().isAir(worldIn,blockpos3))
-                                         {
-                                             this.func_181650_b(worldIn, blockpos3, BlockVine.WEST);
-                                         }
- 
--                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos4).getBlock().getMaterial() == Material.air)
-+                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos4).getBlock().isAir(worldIn,blockpos4))
-                                         {
-                                             this.func_181650_b(worldIn, blockpos4, BlockVine.SOUTH);
-                                         }
- 
--                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos1).getBlock().getMaterial() == Material.air)
-+                                        if (rand.nextInt(4) == 0 && worldIn.getBlockState(blockpos1).getBlock().isAir(worldIn,blockpos1))
-                                         {
-                                             this.func_181650_b(worldIn, blockpos1, BlockVine.NORTH);
-                                         }
-++++ END PATCH
-++++ REJECTED PATCH 6
-         this.func_181651_a(p_181650_1_, p_181650_2_, p_181650_3_);
-         int i = 4;
- 
--        for (p_181650_2_ = p_181650_2_.down(); p_181650_1_.getBlockState(p_181650_2_).getBlock().getMaterial() == Material.air && i > 0; --i)
-+        for (p_181650_2_ = p_181650_2_.down(); p_181650_1_.getBlockState(p_181650_2_).getBlock().isAir(p_181650_1_,p_181650_2_) && i > 0; --i)
-         {
-             this.func_181651_a(p_181650_1_, p_181650_2_, p_181650_3_);
-             p_181650_2_ = p_181650_2_.down();
-++++ END PATCH