(Question)
Looking for nicotania sylvestres or alata to buy, have tried to grow from seed, but now looking for plants, thankyou
(Answer)
Although we cannot recommend a distributor, you might try searching Google for your specific area.
For example: nicotania sylvestres where to buy Toronto gives the result on this link:
https://www.google.ca/#q=nicotania+sylvestres+where+to+buy+Toronto&spf=1495921942564
They are a favourite and usually available in your local garden centre.