My Little Gem Magnolia tree is infected with Magnolia Scale (like this one pictured). It is very common on Magnolia grandiflora in southeastern North Carolina. Cottony cushion scale. Four infested leaves per tree by the scales. When they first hatch out of their eggs, scale insects are mobile. Many armored scales are serious pests of ornamental shrubs, trees, groundcovers and turfgrasses in South Carolina. in 1942. Dan Gill's garden advice: Spray oleander bushes to prevent scale insects My oleander bush has white spots on the leaves. AgCenter, The LSU AgCenter and the LSU College of Agriculture, 101 Efferson Hall That’s one reason that the mild weather of spring is an excellent time to use them. False oleander scale is not a good name since this insect attacks over 100 plant species, including Southern magnolia, sweetbay magnolia, aucuba, and English ivy, as well as oleander. The whitish covering of the insect is waxy and repels liquids. Barkis usually intact beneath a scale. The plant absorbs the insecticide into its tissue, and it gets into the plant’s circulatory system and into the sap. A: You have false oleander scale. Avoid the use of broad-spectrum insecticides that harm populations of beneficial scale predators. Armoured Scale; Fullaway Oleander Scale; Magnolia White Scale; Mango Scale; Oyster Scale; Synonymy Names. Photo by Dan Gill/LSU For proper control, it is critical to apply the oil spray over every surface of the plant. Whenthe bump itself can be squashed it is likely to be some othertype of scale. Scale insects are one of the more common groups of insects that attack plants. Spray the magnolia tree with a fungicide to control any remaining spores and stop the fungal disease from spreading. Soft brown scale occurs on ficus, scheffleras and other indoor plants. When killed, the armor covering on females will continue clinging to the plant. Scale insects are a diverse group of piercing-sucking pests (Hemiptera) commonly found on ornamental plants in landscapes and nurseries. The adult male scale is elongate. Trunk injections of systemic insecticides, such as IMA-jet®, or a combination ACE-jet™, and AzaSol®, are effective at controlling soft scales, because they are readily distributed throughout the plant’s vascular system to the fluid that the scales feed on. Jan 31, 2015 - This Pin was discovered by Bryant Traylor. Even more common is the growth of fungal organisms that produce an unattractive black coating on the leaves called sooty mold. With a plastic spoon, I scraped off the scales. Armored scales like this are very difficult to control when mature. The adult female oleander scale is an armored scale that is about 0.1 inch (2.5 mm) long and oval. Heavy infestations can cause premature leaf drop and unthrifty plants. In 1953, G. B. Merrill reported the distribution in Florida as Orange and Leon counties. And sooty mold does not occur with some scales, such as tea scale. Scales also cover themselves with waxy material that protects and hides them. These insecticides contain oil in a form that will mix with water. Scale insects come in many types, but here are a few of the most common. Check plants for live scale infestations. Management of false oleander scales is difficult because of the scales armor. When mixed and sprayed onto an infested plant, the oil coats the scale insects and clogs their breathing pores. Photo by Dan Gill/LSU AgCenter, Tea scale. Smother the scales. It has a waxy covering that is whiter than olive scale with a yellow or light brown spot near the center. Horticultural oils are often effective and relatively safe on beneficial organisms. There are over 180 species of scale insects in Florida, but only a small percentage are important pests of ornamental plants (Dekle 1976; Hamon and Williams 1984). Q: Any idea what these are on my magnolia leaves and what to do about them? Photo by Doug Caldwell Look for white specks or larger, clusters of this insect. Finding scale insects on your sago palms (Cycas revoluta) is no laughing matter, so you want to learn how to treat scale on sago palms quickly.The false oleander scale and the Asian cycad scale both feed on the sap of sago palms. The most commonly targeted stages for management are females and crawlers (mobile baby scales). Hosts Commonly Attacked The safest effective way to control scale is with a horticultural oil spray. Baton Rouge, LA 70803 False oleander scale, an armored scale, was first described in California from palms taken in quarantine from China. False oleander scale is common throughout many southern states but just reaches the very warmest parts of North Carolina. Neem oil products work by suffocating the insect. At one time this insect was called magnolia white scale and oleander scale. 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