You're browsing the GameFAQs Message Boards as a guest. Sign Up for free (or Log In if you already have an account) to be able to post messages, change how messages are displayed, and view media in posts.
First, you have to expand your Konohana crop field three times. Then, you'll get the option to have the Waterwheel built. The Seedmaker and Flour Mill are included inside the Waterwheel. Then, you have to have Eileen add the Pickling Pot inside the Waterwheel.