Answer: ageratum

AnswerCrossword Clue
AGERATUMAn aster.
AGERATUMPlant of the thistle or aster family.
AGERATUMThistlelike flower.
AGERATUMBorder plant
AGERATUMGarden flower
AGERATUMBorder bloomer in a garden
ageratuma flowering tropical plant
ageratumany of several composite plants of the genus Ageratum, esp. A. houstonianum, having heart-shaped leaves and small, dense, blue, lavender, or white flower heads, often grown in gardens
ageratumany of various other composite plants, as the mistflower, having blue or white flowers