Assertion: azalea | /r/ObjectUse | used as thriller
Facets:
value: because of its height
type: CAUSE
value: often
type: TEMPORAL
Source sentences:
text: Because of its height, it is often used as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the center of the pot, surrounded by smaller plants and those that spill over the edges.