Assertion: periwinkle | /r/HasProperty | cultivated as a house-plant
Facets:
value: in temperate areas
type: LOCATION
Source sentences:
text: Greater periwinkle, which is cultivated as a house-plant, grows casually in Finland too, close to habitation.
text: Madagascar periwinkle is grown as a bedding plant in tropical regions and cultivated indoors as a house plant in temperate areas.