south Africa
Ragweed is not confined to South Africa. It grows all over the planet, including in desert climates much to the misery of allergy sufferers. About the only place it doesn't grow is the South Pole.
Ragweed does not have thorns.
Ragweed antigens bind to mast cells, which release histamines.
The book Ragweed by Avi has 224 pages.
http://en.wikipedia.org/wiki/Ragweed here is a link
NO! Ragweed is poisonous to horses and can kill them if it is ingested.
yellow
Cross Canadian Ragweed - album - was created on 2002-09-10.
In Sarah Jane smith she killed ragweed by sending a huge alarm around London to destroy the ragweed. But this was due to braking their communication to each other so they will die.
Perhaps the question should have been ..could it grow in South Africa? It is indeed possible that ragweed could grow in South Africa if someone brought it into the country either by accident or otherwise. Its growth would depend upon the region as it tends to be found in temperate climate zones of which there are a few in South Africa that mimic same at least for part of the year.....i.e. areas of The Free State and KZN (Howick)
yes
Carney - Cross Canadian Ragweed album - was created on 1998-07-17.
The Little Sandy Desert is located in Australia and has numerous plants that grow there. Some of them include the African boxthorn, the coral cactus, and annual ragweed.