Neonicotinoids (or ‘neonics’ for short) are a class of insecticides chemically related to nicotine. In fact, the name ‘neonicotinoid’ literally means “new nicotine-like insecticide.” And like nicotine, neonics act on certain kinds of receptors in the nerve synapse. Most corn, soy, and wheat seeds planted today are coated with neonics, which is reportedly 5,000 to 10,000 times more toxic than DDT.
The decline of sugar maple trees has been observed for well over 50 years. It is not a specific disease or a syndrome but instead is a generalized set of symptoms that have been affecting these valuable trees in many areas for a long time.