But in fact, it was the Bountiful Emissary himself who first revived these seeds, so the Rainforest Elves were also in communication with the Bountiful Emissary, hoping to learn more methods of cultivating these extinct seeds from him.
As for the supply source of these extinct seeds, Mr. Fete had specifically mentioned, "These are all top-quality goods from the God of Ecology and the World Tree, just look at the fossilization of these seeds, some have even solidified into the Steel Attribute, they are definitely ancient seeds over five hundred thousand years old!"
So, with so many seeds and so many magical creatures that could assist the farms in large-scale production, what is still missing from the Stardew Valley world?