Nicotiana

Origin

From the genus name

Full definition of nicotiana

Noun

1. (gardening) Any ornamental plant of the genus Nicotiana
• 2007, July 12, Leslie Land, Garden Q.&A., But strong-stemmed bushy plants like salvias, coneflowers, cosmos, marigolds, nicotianas and zinnias should be cut back only to the next strong branch or pair of branches.