Shaymin doesn't evolve, but you can change it's form by using the Gracedia flower, which can be given to you by a girl in Floraroma Town if you have a Shaymin in your party.
You can't evolve a shaymin in diamond, but you can make it a sky type in Pokemon Platinum.
Shaymin does not evolve in Pokemon Diamond.
Shaymin doesn't have any evolutions, but it does have a Sky Forme in Pokemon Platinum.
Shaymin does not evolve. The alternate you see that is advertised for Pokemon Platinum is a different form of Shaymin, just like the alternate forms of Deoxys.
It isn't the evolved form of shaymin it is the same Pokemon. To get it you trade your ordinary land form shaymin to Pokemon platinum and it changes into sky form. Only problem is Pokemon platinum dosent come out in England until next December. Hope this helps.
The land Shaymin. Your choice is to make it land or Sky. But it doesn't technically evolve. It transforms into a Sky Shaymin.
shaymin can not evolve
Simply put, it doesn't. You are probably referring to shaymin's form change. You can change it's form by showing the lady in the flower shop in goldenrod city (there's a lady standing out side in Floroma town in platinum) the shaymin from a 2009 event.
Shaymin cannot evolve.
You must have shaymin in your party, and this must be Pokemon platinum, if you have it in your party then she will show up and talk to her to get the glaceada or something flower
you get the gracidea in floaroma city from a girl that has blond hair but to make her give it to you you need a shaymin that you captured in platinum in the flower paradise. I did it and a have a shaymin and the gracidea
Although Shaymin doesn't evolve, it does have two different forms.