You can get it as an egg move when you breed a female Meganium with a male:Bulbasaur and it's evoloutions,Exeggute and it evolution,Hoppip and it's evolutions,Sunkern and it's evolution,shroomish and it's evolution,Roselia and it's evolution,Cacnea and it's evoltotion,Turtwig and it's evolutions,Cherubi and it's evolution