This site best viewed with 800X600 resolution with and full screen AHS Disclaimer Statement Hosta Questions and Answers Growth habits My H . Many hosta are chameleon-like in their behavior. The plant world has given this behavior, often referred to as color instability, a variety of names depending upon the nature of the change. Viridescence also applies to a white leaf color turning green.
Many people also become concerned when they have a blue hosta that turns green.
Some have indicated this has occurred to their leaves from overhead watering or heavy rains. However, many who advocate foliar feeding indicate that they have not experienced this effect. Further, as is readily apparent from some of the other material discussed herein, light, soil culture, and fertilizer are purported to be nearly ideal in the gardens visited. Certain hosta, by nature, maintain a very slow growth habit. The H. tokudama family is renowned for its slow growth habit, but, largely as a result of the substance and appearance of the foliage, members of the H. tokudama family remain high on the popularity poll and often are used for breeding purposes to obtain the substance quality.