Nicotiana affinis Moore
Nicotiana persica Lindl.
Common Name: Sweet Tobacco
Sweet tobacco is an erect, herbaceous perennial plant growing up to 90cm tall.
Widely grown as an ornamental plant for its sweet-smelling flowers, it has also occasionally been cultivated, especially in Iran and Brazil, for the production of smoking tobacco[
The plant contains the toxic alkaloid nicotine. Widely used in all parts of the world as a stimulant, usually by smoking the plant or chewing it, in larger doses nicotine causes vomiting, diarrhoea, slow pulse, dizziness, collapse, and respiratory failure[
Southern S. America - Argentina, Uruguay, Paraguay, Brazil.
|Cultivation Status||Cultivated, Ornamental
A plant mainly of the subtropics, it can also be grown in tropical areas, though it requires more than 14 hours daylight per day to induce flowering[
Prefers a well-drained deep rich moist soil in a sunny position or light shade[
A very ornamental plant[
], it has sweetly scented flowers that release most of their scent in the evening and attract moths[
The plant is susceptible to viruses that are common to other cultivated members of the Solanaceae. It should not, therefore, be grown close to plants such as potatoes, tomatoes, aubergines, peppers, huckleberries etc[
The plant contains nicotine and is sometimes used for smoking and as a masticatory[
]. Although used extensively for recreational purposes, tobacco frequently causes pathological conditions and death[
All parts of the plant contain nicotine, this has been extracted and used as an insecticide.
Seed - surface sown seed usually germinates in 10 - 20 days at 20°c. Keep the soil moist and pot up as soon as the plants are big enough to handle, planting them out when large enough.
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