Bayleef evolves into Meganium.
Bayleef evolves at level 32. At level 32, bayleef will evolve into a meganium. Chikorita is one of the quick evolving Pokemon among the starters.
Level 30.
Magneton cannot evolve in Pokémon HeartGold.
Level it up with high friendship
For Nosepass to evolve into a Probopass, it needs to level at Mt. Conoret, so you can't evolve them in HeartGold/SoulSilver, you'll have to trade it to Pearl/Diamond/Platinum.
Level it up to 36 or34
You make it become friends with you, you should get Pokemon heartgold or soulsilver
You'll need a Shiny Stone to make Togetic evolve.
BAYLEEF evolves at lv.36 into a MEGANIUM. its chikorita,from lvl 16 into a bayleaf, and at lvl 36 bayleaf evolves into a meganium. ( source:serebii.net #1 pokemon info site.)Bayleef evolves into Meganium at level 32.
--Chikorita evolves to Bayleef at level 16 --Bayleef evolves to Meganium at level 32
Chikorita evolves into Bayleef at level 16 and Bayleef evolves into Meganium at level 32.
No only in diamond, pearl, platinum, heartgold, soulsilver, black and white will yanma evolve.