rubrum) trees is associated with elevated abundance of gloomy scale (Melanapsis tenebricosa). The gloomy scale is a species of armored scale insect (family Diaspidae) that infests many trees but ...

Since they overwinter, you can scout for them at any time of the year. Carefully peel back the top coat of the scale to identify if it is still alive. Alive, they will be pink, orange or light ...