Although I sure do appreciate the fact that I can make money doing it. Oils are physical poisons, meaning that they act on pests physically rather than biochemically, like most pesticides. Oh, I know most folks are thinking since we do treatments for Gloomy Scale that I’m excited about it because I make money off of it. Contact a certified arborist for consultation and/or treatment. It’s Gloomy Scale time!!! Gloomy Scale is an armored “scale insect” that attaches itself to the bark and sucks out nutrients, water, and sugars from the tree. Insecticidal soap can also be sprayed on houseplants to kill scales. Q&A related to gloomy scale. Gloomy scale (Melanaspis tenebricosus) is a par-ticularly widespread and damaging scale found primarily on red, silver and Freeman maples as well as boxelders (Figure 1). Verify that it is scale you are dealing with. Is Acephate Pro 75 SP Insecticide a good treatment for gloomy scale? Asked August 15, 2017, 1:37 PM EDT. Water your trees 2-3 times per month during dry conditions. It is an armored scale which secretes a … Cary, NC - Gloomy Scale - (photo credit) Our friends at Leapfrog Landcare recently shared an interesting article about Gloomy Scale that is valuable information to share here with our Garden Supply Co. readers, too. Look for gray bumps or white dots on trunks or limbs. Looking for either systemic insecticide (such as Safari) or horticultural oil to treat gloomy scale on red maples. I wanted to know if there is a person who I could contact that could spray the trees, or provide some assistance with helping us to rid the trees of this scale? Answer: Red Maples are very sensitive to oils, soaps and other insecticides and for this reason we do not make product recommendations for this ty pe of tree. Look for small, white or brown insects clinging to leaf petioles -- the stalks attaching the leaf blades to the stem -- and lining the twigs and stems. I have an odd admiration for that little bug that is wreaking havoc on Maple trees. treatment for gloomy scale on red maples. Many armored scales are serious pests of ornamental shrubs, trees, groundcovers and turfgrasses in South Carolina. They do not secrete honeydew. 1. Is Insecticidal Soap Concentrate safe to use on Japanese Red Maples? treatment for gloomy scale on red maples; Can Monterrey Once a Year be used to treat scale on sago palms? Pour the soap into a spray bottle and spray the plant, including the undersides of the leaves and stems, until the soap solution begins to drip. Although both are sedentary, unlike armored Gloomy Scale. In heavy infestations the tree will suffer from a lack of nutrition. Almost 40% of the Clemson Plant and Pest Diagnostic Clinic sample submissions for home landscapes during 2012 and 2013 were scale insect pests, and of these, almost 90% of the species were the more difficult to control armored scales. Mix about 5 tablespoons of insecticidal soap or a very mild dish soap into 1 gallon (3.8 L) of water. Armored scale like obscure and gloomy scale are especially difficult to treat during the summer months, so the dormant season when leaves are off the trees is an excellent time to treat with a dormant oil. The hard scale lives and feeds under this spherical armor and does not move about the plant. In most cases, they are able to move short distances (but rarely do) and produce copious amounts of honeydew. No, it’s not that. I have 3 maple trees on my property that have varying degrees of gloomy scale. The public needs to be aware of Gloomy Scale and the damage it can cause to trees. Gloomy Scale is a tiny bug that infects the healthy tissue of maple trees, especially the soft maples such as boxelder, red maple and silver maple. Try using insecticidal soap. It may also be found on other species including sweetgum, holly, and mulberry. 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