Nicotiana: A Love Affair with Tobacco’s Enchanting Cousins
I, Ferb Vu, have always been drawn to the allure of the nightshade family, Solanaceae. From the vibrant hues of the petunia to the seductive scent of the datura, this family of plants holds a captivating charm. But it is the genus Nicotiana that truly captured my heart, not for its infamous tobacco-producing member, but for the lesser-known species that boast an array of ornamental beauty and intriguing properties.
Nicotiana, commonly known as tobacco plants, is a diverse genus comprising around 70 species. While Nicotiana tabacum dominates the commercial landscape for its nicotine content, the genus offers a treasure trove of ornamental varieties that deserve a place in every garden. These plants, with their trumpet-shaped flowers and intoxicating fragrance, have become a staple in my own horticultural haven.
A Kaleidoscope of Colors and Scents
One of the things I adore most about Nicotiana is the sheer variety it offers. The flowers come in a spectrum of colors, from the pristine white of Nicotiana sylvestris to the deep crimson of Nicotiana ‘Crimson Bedder’. Some varieties, like Nicotiana alata, even change color as they mature, adding an element of surprise to the garden.
But the visual appeal of Nicotiana is only half the story. The fragrance, especially in the evening, is simply divine. Species like Nicotiana alata and Nicotiana sylvestris release their sweet perfume as the sun sets, attracting nocturnal pollinators like moths and bats. Walking through my garden at dusk, enveloped in their heady aroma, is a truly sensory experience.
Beyond Beauty: The Versatility of Nicotiana
While I primarily cultivate Nicotiana for its ornamental value, I’m also fascinated by its diverse uses throughout history. Indigenous cultures have long utilized various Nicotiana species for medicinal and ceremonial purposes. Nicotiana rustica, known as Aztec tobacco, played a significant role in shamanistic rituals, while other species were employed for their purported healing properties.
Even today, Nicotiana continues to be explored for its potential in modern medicine and agriculture. Researchers are investigating the insecticidal properties of some species, while others are studying the potential of Nicotiana benthamiana as a biofactory for producing pharmaceuticals.
A Closer Look at the Nicotiana Family
The genus Nicotiana encompasses a fascinating array of species, each with its unique characteristics. Here are:
- Nicotiana acaulis Speg.
- Nicotiana acuminata (Graham) Hook.
- Nicotiana africana Merxm.
- Nicotiana alata Link & Otto
- Nicotiana ameghinoi Speg.
- Nicotiana amplexicaulis N.T.Burb.
- Nicotiana arentsii Goodsp.
- Nicotiana attenuata Torr. ex S.Watson
- Nicotiana azambujae L.B.Sm. & Downs
- Nicotiana benavidesii Goodsp.
- Nicotiana benthamiana Domin
- Nicotiana bilybara M.W.Chase & Christenh.
- Nicotiana bonariensis Lehm.
- Nicotiana bungonia M.W.Chase & Taseski
- Nicotiana burbidgeae Symon
- Nicotiana candelabra M.W.Chase & Christenh.
- Nicotiana cavicola N.T.Burb.
- Nicotiana clarksonii M.W.Chase & Christenh.
- Nicotiana clevelandii A.Gray
- Nicotiana cordifolia Phil.
- Nicotiana corymbosa J.Rémy
- Nicotiana cutleri D’Arcy
- Nicotiana erytheia M.W.Chase & Christenh.
- Nicotiana excelsior (J.M.Black) J.M.Black
- Nicotiana exigua H.-M.Wheeler
- Nicotiana fatuhivensis F.Br.
- Nicotiana faucicola Conran & M.W.Chase
- Nicotiana forgetiana Sander ex W.Watson
- Nicotiana forsteri Roem. & Schult.
- Nicotiana fragrans Hook.
- Nicotiana frigida Phil.
- Nicotiana gandarela Augsten & Stehmann
- Nicotiana gascoynica M.W.Chase & Christenh.
- Nicotiana gibbosa M.W.Chase, D.D.Andrew & J.J.Bruhl
- Nicotiana glauca Graham
- Nicotiana glutinosa L.
- Nicotiana goodspeedii H.-M.Wheeler
- Nicotiana gossei Domin
- Nicotiana hesperis N.T.Burb.
- Nicotiana heterantha Symon & Kenneally
- Nicotiana hoskingii M.W.Chase, Palsson & Christenh.
- Nicotiana ingulba J.M.Black
- Nicotiana insecticida M.W.Chase & Christenh.
- Nicotiana karara M.W.Chase & Christenh.
- Nicotiana karijini M.W.Chase & Christenh.
- Nicotiana kawakamii Y.Ohashi
- Nicotiana knightiana Goodsp.
- Nicotiana langsdorffii Weinm.
- Nicotiana latifolia M.W.Chase & Christenh.
- Nicotiana latzii M.W.Chase, R.W.Jobson & Christenh.
- Nicotiana linearis Phil.
- Nicotiana longiflora Cav.
- Nicotiana maritima H.-M.Wheeler
- Nicotiana megalosiphon Van Heurck & Müll.Arg.
- Nicotiana miersii J.Rémy
- Nicotiana monoschizocarpa (P.Horton) Symon & Lepschi
- Nicotiana murchisonica M.W.Chase & Christenh.
- Nicotiana mutabilis Stehmann & Semir
- Nicotiana noctiflora Hook.
- Nicotiana notha M.W.Chase & Christenh.
- Nicotiana nudicaulis S.Watson
- Nicotiana obliqua (N.T.Burb.) M.W.Chase & Christenh.
- Nicotiana obtusifolia M.Martens & Galeotti
- Nicotiana occidentalis H.-M.Wheeler
- Nicotiana olens M.W.Chase & Christenh.
- Nicotiana otophora Griseb.
- Nicotiana paa Mart.Crov.
- Nicotiana paniculata L.
- Nicotiana pauciflora J.Rémy
- Nicotiana paulineana Newbigin & P.M.Waterh.
- Nicotiana petunioides (Griseb.) Millán
- Nicotiana pila M.W.Chase & Christenh.
- Nicotiana plumbaginifolia Viv.
- Nicotiana praecipitis M.W.Chase & K.Durham
- Nicotiana quadrivalvis Pursh
- Nicotiana raimondii J.F.Macbr.
- Nicotiana repanda Willd. ex Lehm.
- Nicotiana rosulata (S.Moore) Domin
- Nicotiana rotundifolia Lindl.
- Nicotiana rupestris M.W.Chase & Christenh.
- Nicotiana rupicola Santilli, De Schrevel, Lavandero & Dandois
- Nicotiana rustica L.
- Nicotiana salina M.W.Chase, M.F.Fay & Christenh.
- Nicotiana scopulorum M.W.Chase & Christenh.
- Nicotiana sessilifolia (P.Horton) M.W.Chase & Christenh.
- Nicotiana setchellii Goodsp.
- Nicotiana simulans N.T.Burb.
- Nicotiana solanifolia Walp.
- Nicotiana spegazzinii Millán
- Nicotiana stenocarpa H.-M.Wheeler
- Nicotiana stocktonii Brandegee
- Nicotiana suaveolens Lehm.
- Nicotiana sylvestris Speg.
- Nicotiana tabacum L.
- Nicotiana thyrsiflora Goodsp.
- Nicotiana tomentosa Ruiz & Pav.
- Nicotiana tomentosiformis Goodsp.
- Nicotiana truncata Symon
- Nicotiana umbratica N.T.Burb.
- Nicotiana undulata Ruiz & Pav.
- Nicotiana velutina H.-M.Wheeler
- Nicotiana walpa M.W.Chase, Dodsworth & Christenh.
- Nicotiana wigandioides K.Koch & Fintelm.
- Nicotiana wuttkei J.R.Clarkson & Symon
- Nicotiana yandinga M.W.Chase & Christenh.
Cultivating Nicotiana: A Rewarding Endeavor
Growing Nicotiana is a relatively simple endeavor, making it a rewarding choice for gardeners of all levels. These plants thrive in full sun to partial shade and well-drained soil. They are relatively drought-tolerant once established, but regular watering will encourage more vigorous growth and flowering.
One thing to keep in mind is that Nicotiana is a self-seeder. If you don’t want it to spread, it’s important to deadhead the spent flowers. On the other hand, allowing some plants to go to seed can provide a welcome surprise the following year.
A Personal Connection
My fascination with Nicotiana goes beyond its aesthetic and botanical appeal. For me, these plants represent a connection to the past, a bridge between the ancient world and the modern day. They remind me of the intricate relationship between humans and plants, and the countless ways in which we have relied on them for sustenance, medicine, and spiritual practices.
As I continue to cultivate my collection of Nicotiana, I am constantly amazed by their resilience, their beauty, and their ability to evoke a sense of wonder. They are a testament to the power of nature to inspire and delight, and a reminder that there is always more to discover in the world around us.