Oddish, Bellsprout, Farefetch'd, Paras, Parasect, Charmander, Bulbusaur.
Teach HM Cut to a Pokemon and use it on the tree.
You simply teach your Pokemon cut, go on start, select Pokemon, select the Pokemon you tought cut, and then select cut at the tree u want to cut down. You simply teach your Pokemon cut, go on start, select Pokemon, select the Pokemon you tought cut, and then select cut at the tree u want to cut down.
In Generation I (Red, Blue, Green, Yellow), the Pokemon who can use cut are: Bulbasaur, Ivysaur, Venusaur, Charmander, Charmeleon, Charizard, Beedrill, Sandshrew, Sandslash, Bellsprout, Weepinbell, Victreebell, Tentacool, Tentacruel, Farfetch'd, Krabby, Kingler, Lickitung, Tangele, Scyther, Pinsir, and Mew. In Pokemon Yellow, Kabutops, Diglett, and Dugtrio can also learn Cut.
Vermillion gym. You have to get cut from the SS Anne first.
Once the HM is taught to one of your pokemon, go into your party while facing the tree you want to cut, select that pokemon, and it will be on the list that shows up (summary etc).
Almost any Pokemon can use cut. Your chimchar or turtwig can use it
go to a small tree in your path press "a" and it asks you if you want to cut click on yes
A tree will be blocking the way so you will need to use Cut on the tree to get past it. You can get Cut from the Captain of the SS Anne. You need the 2nd badge (Cascade Badge) in order to use Cut outside of battle.
The first HM that you are able to use outside of battle is the Cut HM. You get it from talking to the captain in the S.S. Anne.
In Celadon City, go to the bike path where you use cut. When you find the house, go inside and talk to the girl.
Have one of your Pokemon use the move Cut.
To cut down a tree you will need a pokemon that has learned the move Cut. You can teach pokemon Cut using HM01. The Cascade Badge is required in order to use the move outside of battle. Once you find a tree that you can cut open up the menu with the Start button and select the Pokemon option. Highlight the pokemon that knows Cut and press the A button. Several options will appear with one of them being Cut. While standing next to the tree select Cut and the move will be used to cut the tree. This move can also be used to cut grass.