- Twenty four plants can be found in the Deep west of the Whitespring Resort.
- Only one plant grows outdoors in Appalachia, in the southeastern part of Point Pleasant, behind the graves near the church.
- Two plants can be found inside the atrium of Vault 94.
- Chance to be sold by the food-selling scavenger trader.
The volatile fever blossom is impossible to acquire, as the only plant occurring outdoors is likewise in a zone that cannot be nuked.