Hoenn is not in heartgold version, only johto and kanto are in heartgold, hoenn is in emerald
You are already there. Hoenn is the entire region in Pokemon Ruby/Sapphire/Emerald.
yes,it is the hoenn pokedex you can get only in ruby,sapphire and emerald.
You can NOT go to Hoenn in Fire Red or Leaf Green. Hoenn is only available in Sapphire, Emerald and Ruby.
all of them are in emerald
You can't.
Trade it from Sapphire, Ruby or Emerald.
Trading.
the 202 Pokemon in hoenn.
trade
The Hoenn Region is available in the pokemon versions Ruby, Sapphire, and Emerald.
You can't go to the Hoenn region out of Ruby, Sapphire, and Emerald.