You get Strength after you break one of the rocks separating the couples in the cave to the right of Rustborro.
Use rock smash to break the rocks separating the couple in the Rusturf tunnel the blackbelt kid will give you strengh
HM04 or Strength will be given by the director of the Safari zone. you will first need to find his gold teeth that he lost somewhere in the Safari zone. it is located south of the house where you will get the HM03. upon getting the gold teeth give it to the man and he will give you the HM04. he lives at the house east of the Fuchsia gym.
after getting the gold teeth in the safari zone and after getting hmo2 surf leave the safari guild. then go to that little pond in that backhouse thingy. but go to the other house. then talk to the old man
you get the hm strenghth when you give the warden the gold teeth found in the safari by were you get the hm surf
go to safari zone and get the teeth and then go into a house in that town and give it to the guy with no teeth. in return hell give you hm strength
Go down from Solecon Town then right. Go into the tower and climb to the top floor. Two ladies will be there. One will give you a Cleanse Tag. The other will give you HM Strength.
Find the Warden's teeth in the Safari Zone. Then go to the house at the bottom of Fuschia City and give them to him.
In the lost tower beside Soleceon town
Olivine City
The HM's that are in leafgreen are: Cut, Fly, Surf, Strength, Flash, Rock Smash, Waterfall.
Give the warden his gold teeth.
You have to find the safari zone wardens teeth. give it to him and you get strength
give them to mr.fuji he will give you hm move strength
somewhere lol hope i helped loolollololl rofl
you have to go to fushia city and talk to the warden he will give you the hm strength
Teach it the HM move Strength. You will also need the badge from Celadon City which will allow you to use Strength outside of battle.
Strength is an HM by the way, go to fuschia city go to the safari zone and find the gold teeth bring it to the warden who's house his next to the Pokemon center he will give you the HM Strength.
Articuno is in Seafoam Islands you need the HM Strength to get to it though and the HM Surf also you need the 4th and 5th badge.
In Pokemon Leaf Green, the HM Strength is given to the player by the Game Warden of the Safari Zone. The player must first find the Warden's missing teeth in the Safari Zone and then he will hand over the HM.
You get it after you give the gold teeth that you find in the safari zone to the Old Warren, and he will give you strength.
Lapras. You can only get one if you really lucky or if you talk to someone in the Silph Co.