The first thing you'll need to craft Poison Arrows in Red Dead Redemption 2 is a recipe brochure available from buyer of stolen goods for 58 dollars. From it you will learn that crafting requires the following components:
1. Where to find arrows
These can be purchased from the game's main store or from the gunsmith.
2. Where to find the pen
It can be obtained by killing birds. The easiest way is to hunt for those birds that are on the ground.
3. Where to find Oleander
It is a pink flower with five petals that grows mainly on the banks of the rivers around Bayu Nwa and Camassa.
