Assertion: legume's seed | /r/CapableOf | remain viable
Facets:
value: for several years
type: TEMPORAL
Source sentences:
text: The hard-coated seeds can remain viable for several years, and can successfully germinate only when soil is persistently soggy for 5-7 days, with temperatures above 20°C (68°F).
text: It's generally understood by seed viability specialists today that 50 years is about as long as a seed can remain viable which puts this story into question.