Assertion: perennial's flower | /r/HasProperty | treated as annual
Facets:
value: in hardiness zones 6
type: LOCATION
Source sentences:
text: The flowers are technically tender perennials, meaning that they can be counted on to return each year in Mediterranean regions, but should be treated as annuals in U.S. Department of Agriculture hardiness zones 6 and lower, and may not survive summers in zones 11 and above.