Overgrown Forest
He is at level 90
No, they will sell Joy Seeds, but never Golden Seeds.
if you be friend it it gives you its friend area
well im notsure about it working but if you press a 2 times i if you are a level 100 you can just still something and adventule they will join but you need a friend bow or i doesnt work i havent got to deoxys sorry about that.
the friend area of groudon is not really important. you dont need the friend area to recruit it. it joins you and the friend area comes with it.
Their friend area is Southern Island.
Its friend area is Cryptic Cave and can be brought from the friend area shop
Cryptic Cave is Mewtwo's Friend Area.
It's friend area is mystic lake
Ho-oh's Friend Area is Rainbow Peak. It's not sold at Wigglytuff's Friend Area Club. You get the Friend Area as soon as you recruit him, so just keep defeating him until you are asked if you want to recruit him, say yes, and you shall obtain the Friend Area with the Pokemon.
Tyrogue's friend area is mt. Discipline
You can buy it from the friend area shop Dont know what the price is