Assertion: crocus | /r/HasProperty | perennial
Facets:
value: in usda zones
type: LOCATION
value: through 8
type: TEMPORAL
Source sentences:
text: The saffron crocus (Crocus sativus), which is perennial in USDA zones 6 through 8, is a true crocus that blooms in fall.
text: Crocus are perennial plants.