Sunday, April 12, 2009

Which plants produce flowers only after exposure to short nights?

short-day plants, intermediate-day plants, or long-day plants?
Say
FlowersBirthday FlowersSympathy FlowersThere is the night-blooming sirius. There are also some orchids that are also night-blooming. There is the night blooming jasmine.
Reply:nicotiana sylvestris ,nicotiana tobacum ,hyosyamus niger,Pea (Pisum sativum), Barley (Hordeum vulgare), Lettuce (Lactuca sativa), Wheat (Triticum aestivum, spring wheat cultivars), Turnip (Brassica rapa).





Carnation (Dianthus sp.), Henbane (Hyoscyamus sp.), Oat (Avena sp.), Ryegrass (Lolium sp.), Clover (Trifolium sp.). Facultative (quantitative requirement are short night plantsShoes

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