Overgrow (ability)

Effect

Overgrow increases the power of Grass-type moves by 50% (1.5×) when the ability-bearer's HP falls below a third of its maximum (known in-game as in a pinch).

Game descriptions

Ruby/Sapphire FireRed/LeafGreen Emerald	Ups GRASS moves in a pinch.
Diamond/Pearl Platinum HeartGold/SoulSilver	Powers up Grass-type moves in a pinch.
Black/White Black 2/White 2	Powers up Grass-type moves in a pinch.
X/Y O.Ruby/A.Sapphire	Powers up Grass-type moves when the Pokémon is in trouble.
Sun/Moon Ultra Sun/Ultra Moon	Powers up Grass-type moves when the Pokémon’s HP is low.
Sword/Shield B.Diamond/S.Pearl	Powers up Grass-type moves when the Pokémon’s HP is low.
Scarlet/Violet	Powers up Grass-type moves when the Pokémon’s HP is low.

Other languages

English	Overgrow
Japanese	しんりょく (Shinryoku)
German	Notdünger
French	Engrais
Italian	Erbaiuto
Spanish	Espesura

Pokémon with Overgrow

#	Name	2^nd ability	Hidden ability
0001	Bulbasaur	—	Chlorophyll
0002	Ivysaur	—	Chlorophyll
0003	Venusaur	—	Chlorophyll
0152	Chikorita	—	Leaf Guard
0153	Bayleef	—	Leaf Guard
0154	Meganium	—	Leaf Guard
0252	Treecko	—	Unburden
0253	Grovyle	—	Unburden
0254	Sceptile	—	Unburden
0387	Turtwig	—	Shell Armor
0388	Grotle	—	Shell Armor
0389	Torterra	—	Shell Armor
0495	Snivy	—	Contrary
0496	Servine	—	Contrary
0497	Serperior	—	Contrary
0650	Chespin	—	Bulletproof
0651	Quilladin	—	Bulletproof
0652	Chesnaught	—	Bulletproof
0722	Rowlet	—	Long Reach
0723	Dartrix	—	Long Reach
0724	Decidueye	—	Long Reach
0724	Decidueye Hisuian Decidueye	—	Scrappy
0810	Grookey	—	Grassy Surge
0811	Thwackey	—	Grassy Surge
0812	Rillaboom	—	Grassy Surge
0906	Sprigatito	—	Protean
0907	Floragato	—	Protean
0908	Meowscarada	—	Protean

Overgrow as a hidden ability

#	Name	Other abilities
0511	Pansage	Gluttony
0512	Simisage	Gluttony