Assertion: greater periwinkle | /r/HasProperty | herbaceous perennial hardy
Facets:
value: through 9
type: TEMPORAL
value: to hardiness zones 7
type: OTHER
Source sentences:
text: Identification Greater periwinkle, also referred to as large periwinkle or blue buttons, is an herbaceous perennial hardy to U.S. Department of Agriculture plant hardiness zones 7 through 9.