Crawlers are orange and first emerge in the spring (there are 2-3 generations/year) from Euonymus scales are found on both leaves and stems. These include braconid and ichneumonid wasps, ladybird beetles, green lacewings, and minute pirate bugs. This armored scale insect is native to Japan and China. Infested leaves develop yellow to white spots from scale feeding. Try using insecticidal soap. Euonymus Scale Treatment . Vine-type euonymus are extremely susceptible to attack by this scale. Euonymus scale is a small sap-sucking insect that feeds on the stems and foliage of Euonymus. It became established in Britain on the south coast of England during the 1950s. Mix about 5 tablespoons of insecticidal soap or a very mild dish soap into 1 gallon (3.8 L) of water. It is now established in the United States and Canada. It is now found in gardens throughout Southern Britain. Insecticidal soap can also be sprayed on houseplants to kill scales. Euonymus scale females are dark, 1/16" long, and mussel-shaped. You’ll get regrowth in spring and summer. 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. This insect has a soft flattened body that is covered by a shell or scale. What is euonymus scale? Euonymus grows vigorously, so pruning moderately in winter won’t hurt it terribly. The gnarly growth habit of euonymus does not easily lend itself to being scrubbed with a soft brush and soapy water, a treatment that works for some scale infestations. The euonymus scale is a key pest of deciduous and evergreen euonymus, Euonymus spp., pachysandra, Pachysandra spp., and bittersweet, Celastrus spp. The sap-feeding scale insect Unaspis euonymi is particularly attracted to Euonymus japonica, although it will feast on other evergreen euonymus too.The white males congregate on the leaves, but the brownish-black females live on the bark, making them hard to spot. Description Continua a leggere per saperne di più su come sbarazzarsi della scala di euonymus. A: In my experience, a heavy infestation of scale on euonymus is almost impossible to control without pruning to remove the majority of the leaves and insects first. The males are narrow, elongate, and white. Euonymus scale is extremely susceptible to a variety of natural enemies, including parasitoids and predators. Il primo passo nel trattamento di scala in euonymus è capire se hai un'infestazione. 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euonymus scale treatment

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