If poinsettia plants are a “must” for your holidays, here’s a note of caution:   A recent study indicated that individuals who are allergic to the latex in rubber may be allergic to poinsettia plants because both are of the same plant family.  Researchers warn that about 40 percent of the approximately 26 million people in the United States and Canada who are allergic to latex could experience a reaction to poinsettias ranging from a skin rash to wheezing, chest... [read more]

Scientists have known since the 1930s that plants sense the length of the days and, somehow, use that information to decide when to flower. Russian scientists back then speculated that a mysterious substance must be transported from leaves to shoot tips, stimulating the formation of flower buds. They called the mystery chemical “florigen.” In 2005, a trio of new studies revealed how it works, including why flowers spring forth in certain spots on a plant. The findings were... [read more]

Did you know that April 22 is Earth Day, and has been every year since it was first celebrated in 1970? Earth Day was the creation of Gaylord Nelson who, as a Wisconsin Senator in the late 1960s, said, “Our soil, our water, and our air are becoming more polluted every day.  Our most priceless natural resources – trees, lakes, rivers, wildlife habitats, scenic landscapes – are being destroyed.  How are we going to get the nation to wake up and pay attention to the... [read more]

We’ve all heard the rhyme, but you might not know where the rhyme originated. It can be officially traced back to the mid-1500s, although earlier use of the phrase probably existed. The first instance in writing comes from a poem published in 1557, written by a farmer named Thomas Tusser. His poem, compiled in rhyming couplets, was called A Hundred Good Points of Husbandry and contained instructions and observations about farming and country customs in the Tudor period of England. In... [read more]