Identifying and Treating Scale on Chinese Evergreen (Aglaonema)

Three Aglaonemas become sticky with brown bumps on stems. Owner suspects armored scale. Expert Will Creed: photo doesn't show scale, but stickiness suggests it. Scale are translucent, slightly raised, scrape off. Treat with 5 parts water, 1 part rubbing alcohol, squirt dish soap—spray all surfaces thoroughly, wipe off. Article on indoor pests available.