It is in an area called Flower Paradise in route 224 which can't be acessed without the item Oak's letter from the mystery gift.
go to flower paradise
in flower paradise
Flower paradise is an island you get to by using an event or action replay.You get to it by getting a letter from a green guy from professor oak.The green guy will be in any Pokemon mart.Follow the instructions on the letter to get to flower paradise.It is above the Pokemon league.For better details,get the letter and it will tell you how to get to flower paradise,and that will tell you where flower paradise is.
Use Action Replay == ==
Floaroma Town
Flower Paradise (requires Oak's Letter)
North of the Pokemon league (Take the seabreak path)
the flower paradise on route 224
is in the sky. the only way to get thete is with some sort of flute
THIS only works on Pokemon Platinum... Go to Floroma city. Talk to the lady next to a sign. She will give you the flower.
Bird of paradise is a complete flower.
You find shaymin in the flower of paradise. once you get there shaymin will be at level 30. good luck