In 1772, American colonists in New Hampshire contested Britain's claim on the Eastern white pine trees there, valued for ships' masts. The resulting "Pine Tree Riot" presaged the American Revolution.
Also in 1772, Carl Pieter Thunberg collected bird of paradise plants (picture) in Africa and shipped them to Europe.
In 1842 the first chemical fertilizer was manufactured, in Deptford, England.
The above facts come compliments of Flora Mirabilis, by Catherine Herbert Howell. This plant book is a collaborative effort between the Missouri Botanical Garden and National Geographic.
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