psychic, ground, and steel because poison doesn't affect steel.
It's Mainly Ground and Psychic moves.
psychic since poison types are usually physical walls
grass. that's it. So if you're battling a grass trainer or gym leader, use poison, flying and fire type pokemon
Fire type moves, especially Flare Blitz,Fire Blast,and Heat Crash
Roselia is a Grass and Poison type pokemon.
Sceptile is the Grass type starter of the Hoenn region.
Steenee is a Grass type, and it was introduced in the Generation 7 games, Pokemon Sun and Pokemon Moon. The evolution path for Steenee is Bounsweet (Grass) >>> Steenee (Grass) >>> Tsareena (Grass).
Seedot is a Grass type pokemon.
Cherubi is a Grass type pokemon.
Grass-type Pokemon are weak against Bug, Fire, Flying, and Ice-type attacks, but any type can damage a Grass-type Pokemon, either great or small.
Gyarados is a water type. Water type Pokemon are weak when battling a grass type Pokemon.
dark type
What hurts rock/ground types the most is water type. NEVER EVER use an Electric type against rock type.
There are no grass type Pokemon underground!
Torterra is a Grass and Ground type pokemon.
Roselia is a Grass and Poison type pokemon.
Jumpluff is a Grass and Flying type pokemon.
Leafeon is a Grass type pokemon.
Fire type has the very strongest advantage over Grass type Pokemon
Sceptile is the Grass type starter of the Hoenn region.
That depends on your opinion. The most powerful Grass type Pokemon is Arceus, when it holds a Meadow Plate. Other quite strong grass types include Torterra, shaymin (sky forme), Virizion, Serperior, and Sawsbuck