Assertion: poison ivy's leaf | /r/CapableOf | turn dark green
Facets:
value: from light
type: CAUSE
Source sentences:
text: The leaves, which are smooth and shiny, are often red when the plant is young, turning light green and then dark green as summer progresses, and reverting to bright red or orange again in the fall.
text: As poison ivy ages, the leaves turn from light to dark green.
text: Leaf color changes with season and age; young leaves in the spring often have a reddish tint, while mature leaves turn dark green, while leaves might change to orange yellow and red before falling in the fall.