All Pokemon can be breeded except for legendary Pokemon
Roselia evolves into roserade with a shiny stone.
you have to trade it from diamond to soul silver and you can't actually catch Roselia wild in Pokemon soul silver.
I am afraid you cannot find Roselia in leaf green.You have to trade it from other Pokemon games,but not Fire Red
The Safari Zone.
All Pokemon can be breeded except for legendary Pokemon
Roselia evolves into roserade with a shiny stone.
It differs from Pokemon to Pokemon.
Budew>Roselia>RoseradeIt evolves with a shiny stone
Roselia
you have to trade it from diamond to soul silver and you can't actually catch Roselia wild in Pokemon soul silver.
Roselia
You need a Shiny Stone to evolve Roselia into Roserade.
I am afraid you cannot find Roselia in leaf green.You have to trade it from other Pokemon games,but not Fire Red
Togetic and Roselia evolve when the shiny stone is used. Togetic evolves into Togekiss and Roselia evolves into Roserade.
Togetic can use it to evolve into Togekiss. And Roselia can use it to evolve into Roserade
You can't.