qi beans

I recently unlocked Qi's Walnut Room and have been trying my best to finish his Quests. At the moment I'm doing Qi's crop. I checked the wiki on what's the best way to go about and it said I can place the Qi beans into the seed makers to duplicate them, but when I tried to do so it wouldn't let...

One of Mr Qi's quests is to plant 500 Qi beans and I was just wondering what the best way to finish it quickly is. Should I go into the volcano dungeon and get beans that way or should I just make a ton of seed makers and just grow and replant? I have only just unlocked the walnut room so I...