humidity

During the 20th century, growers learned to grow flowers with taller, straighter stems, less blemishes, and, also, to force blooms out of season.

If you visit an archive with scrolls, illuminated manuscripts, or old books on display, you might notice a particular kind of round, yellowish, or orange-tinted stain on some of the paper artifacts. This color effect is called foxing, and paper so affected is said to be “foxed.”