The Greenhouse (温室 Onshitsu?)[1][2] is an area of the Spencer Mansion, located on the first floor of the west wing. This area is featured in Resident Evil (1996) and its remake.


It is a small room with a fountain built at the center. There is an old water pump located at the back. A pipe from the pump is connected to the fountain. This room also contains green herbs along the wall on some benches.


Greenhouse (1)

Old water pump

A Monster Plant is encountered in this room, living in the water fountain. It
Greenhouse (2)

Monster plant being kill

will prevent the player from obtaining Red (1996) and Green Herbs from shelves with its vines. In the 1996 original game, its role is to guard the Armor Key on the other side of the fountain; in the Director's Cut arrange mode it instead guards the Sun Crest; in the 2002 remake, it instead have one of the Death Masks.

To obtained the Death Masks or the Armor Key safely, a chemicals is needed to killed the Monster Plant. The chemical can be obtained from the Outdoor area for Remake, or West storeroom in the original Resident Evil. In the original Resident Evil, the chemical will be put straightforward inside the water pump and therefore killing off the plant. However, in Remake, there will be two option on to pump the water mix with the chemicals. Pressing green will pump on the green herbs (choosing this will kill of the green herb, making it's useless), pressing red will pump at the center of the fountain.


Resident Evil (1996)
Location Localization Original Script
Old Pump An old pump. Water seems to be sent from here. The lid is open!
Resident Evil (2002)
Old pump (Before killing the Monster Plant) The lid on this water pump is open. Pump the water? Yes/No

(Yes) Turn the switch to which color? Red Green Leave it

Old pump (After killing the Monster Plant) You don't need to use this anymore.






  1. Hamamura (ed.), Kaitai Shinsho, p.358.
  2. Takeo (ed.), Inside of BIO-HAZARD, p.62.