Greenthumb expert, Rick Vuyst and Steve Zaagman explain how poinsettias became an unofficial symbol of Christmas and more of their interesting history.

You can get more advice from Rick Vuyst on the radio on Saturday mornings. His show airs from 9 to 11 a.m. on WOOD Radio 1300 and 106.9 FM.

You can catch Greenthumb segments on the WZZM 13 Weekend Morning News every Saturday.

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