Assertion: jerusalem artichoke's tuber | /r/HasProperty | hardy
Facets:
value: very
type: DEGREE
Source sentences:
text: The tubers are very hardy and could be left in the ground until needed in winter.
text: Being hardy things tubers can be planted out between October and April.
text: Tubers are hardy and can survive well in the ground, so you can stagger your harvest, just lifting plants as and when needed.