It says Ilex Forest… but you have to interact with it?
Pleaselog inorregisterto add a comment.
Spiky Eared Pichu can only be obtained via an event that has now passed. It required a shiny Pichu that was given out via wifi.
Spiky Eared Pichu
As for a normal Pichu, you can’t catch them in SS, so you will need to breed a Pikachu/ Raichu. You can get the former in Viridian Forest, and the latter you can only obtain by evolving Raichu.
Ilex Forest, as you said.>She will appear and join the player’s party if the Pikachu-colored Pichu (or one of its evolutions) is brought to the shrine as the first Pokémon in the party. -Bulbapedia
Cannot be found in the wild normally. Instead, you can: