Custom Pumpkin Stem

package com.thatguy64.redstonestew;

import java.util.ArrayList;
import java.util.Random;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

import net.minecraft.block.Block;
import net.minecraft.block.BlockStem;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraft.world.World;

public class PlantSugarStone extends BlockStem{
protected PlantSugarStone(int par1) {
    super(RedstoneStew.sugarstoneblock);
}
//@Override
    public ArrayList<ItemStack> getBlockDropped(World world, int x, int y, int z, int metadata, int fortune)
    {
        ArrayList<ItemStack> ret = new ArrayList<ItemStack>();
        for (int i = 0; i < 3; i++)
        {
            if (world.rand.nextInt(15) <= metadata)
            {
                ret.add(new ItemStack(RedstoneStew.sugarstoneitem));
            }
        }
        return ret;
    }
    @Override
    protected boolean canPlaceBlockOn(Block p_149854_1_)
    {
        return p_149854_1_ == Blocks.stone;
    }
    @Override
    public void updateTick(World parWorld, int parX, int parY, int parZ, Random parRand)
    {
        super.updateTick(parWorld, parX, parY, parZ, parRand);
        int growStage = parWorld.getBlockMetadata(parX, parY, parZ) + 1;

        if (growStage > 7)
        {
            growStage = 7;
        }

        parWorld.setBlockMetadataWithNotify(parX, parY, parZ, growStage, 2);
    }
}