Nicotiana Sylvestris! Woodland tobacco - this has a much lower nicotine content then normal tobacco, produces large leaves and is very tall - it is most known for its very unique fragrant smell from the many flowers it produces. Seeds are tiny but easy to germinate and plant is easy to grow.
Nicotiana tobacum "Virginia tobacco" -- this plant can grow up to 7ft tall with huge leaves. It is amazing that more people don't grow this as an ornamental. Also has pink flowers that attract the hummingbird, and the hummingbird moth.
The robust smell and diverse shades of purple, blue, soft pink and white flowers, learn how to grow lavender plants. Lavender is a must growing old world plant. Every garden should have at least a few bushes of this beautiful, fragrant herb.
Catnip! Nepeta cataria -- makes cats go crazy, very easy to grow, and obviously fragrant. It is also a great flower to grow to attract butterflies as it produces many many small purple flowers. Generally reseeds itself, and can come back year after year.
Poison Hemlock seeds! Eat it, you die - it is pretty toxic, but for how common it is , it is obviously not a hazard. A lot of bee keepers grow this near their bee housing(?) to help increase honey production as it is a plant that produces lots of nectar for bees and other insects such as butterflies. Likes to grow near water.
The easiest tobacco to grow - Also the one with the highest nicotine content! $3 for 1000 seeds. It is mostly used as an organic pesticide for insects as nicotine is very toxic. Also attracts bugs, however - such as bees and butterflies because of its prolific flowers which tend to be a bright yellow to a slight green depending on age. Pretty nice little plant, and very unique. Great conversation starter.
Tobacco Plant This plant comes from the same family as the Nightshades and this genus also contains the plants commercially grown to produce tobacco. It contains piperidine alkaloids which are found in poison hemlock, and the pyridine alkaloid Nicotine which has insecticidal properties . Could cause fetal abnormalities in livestock and mso best avoided in tortoises.