Mar 13, 2015. This bulletin is to remind marijuana businesses that pesticides and agricultural chemicals must be used in accordance with the product label and with all applicable federal, state, and local laws, rules, and regulations. Improper use of pesticides on marijuana can raise serious public health concerns.
1. An inborn pattern of behavior that is characteristic of a species and is often a response to specific environmental stimuli: the spawning instinct in salmon; altruistic instincts in social animals. 2. A powerful motivation or impulse.
Definition of instinct for Students. 1 : an act or course of action in response to a stimulus that is automatic rather than learned It's a cat's instinct to hunt. 2 : a way of knowing something without learning or thinking about it Her instincts told her to wait.