In 3rd century China, Han Emperors required anyone who addressed them to chew on Cloves first to freshen their breath.
Grafting tomato shoots onto tobacco roots in 2003, Rob Baur claimed to be the first to create tomacco, the addictive tomato tobacco hybrid conceived by the Simpsons in 1999. While the leaves had nicotine, the tomatoes did not.
A Danish company modified a version of thale cress (plant), that changes from green to red when being near landmines, because of the nitrogen dioxide gas released from landmines. This way you can detect landmines and save lives.
In Alaska, plants can grow freakishly large due to the 20 hours of sunshine they receive per day – which gives them a photosynthesis bonus. Examples include 138 lb cabbage, 65 lb cantaloupe, and 35 lb broccoli. A noted side effect is that the produce is also much sweeter due to the extra sunlight.
A study found tobacco and tomato plants emit ultrasonic “squeals” when stressed. Microphones 4″ away picked up the sounds when plants had stems cut/were under-watered: an average of 15 – 25 sounds within 1 hr from cutting, and 11 – 35 sounds per hr from drought.
There is a garden in Alnwick Park, Northumberland which contains over 100 different types of poisonous plants, which visitors are prohibited from touching or smelling. Despite this, seven people fainted in 2014 from inhaling the toxic fumes.
You think your house plans just sit around motionless all day? Think again.
Leaves of Mimosa pudica plant fold inward and droop when touched or shaken, defending themselves from harm.
In the late 80s NASA studied house plants as a means of providing cleaner and purer air for their space stations. They found Peace Lilies and Chrysanthemums to be the best all rounders at air filtering.
Forced rhubarb, grown by candlelight in otherwise pitch-black sheds, grows so quickly you can actually hear it make sound – popping, cracking and snapping.