Assertion: blue flag | /r/CapableOf | grow in zone
Facets:
Source sentences:
text: Predictably, southern blue flag, or the Virginia iris, is less cold-hardy than northern blue flag, growing only in zones 5 to 9.
text: Predictably, southern blue flag, or the Virginia iris, is less cold-hardy than northern blue flag, growing only in zones 5 to 9.