Chionaspis prunicola Maskell 1895b: 49. White prunicola scale adult males on holly. This armored scale feeds on a number of hosts including: Acer, Alunus, Aucuba, Buxus, Forsythia, Ilex, Ligustrum, Malus, Prunus, Rhododendron, Syringa, and others. They were just pruned by ny landscaper and he identified white prunicloa scale which he recommend that I have treated. Use of images featured on Maryland Biodiversity Project is … The second generation hatches from late July to early August, and the third generation emerges in early September. Cornell Cooperative Extension Suffolk County. Kawai (1980) reinstated P. prunicola as a valid species and discussed it in his study on the scale … White peach scale (Pseudaulacaspis pentagona), also called white scale, West Indian peach scale, and oleander scale, is an armored scale insect that infests various stone fruits and ornamental plants.It is considered an important economic pest of peach trees. ADW Pocket Guides on the iOS App Store! Nonnative Invasive Species in Southern Forest and Grassland Ecosystems; Taxonomic Rank. in the USA, P. pentagona proper on peach, mulberry and other plants in that country, and P. prunicola (Mask.) Posts about white prunicola scale written by Maryland Grows males White Prunicola Scale (Pseudaulacaspis prunicola) By: Stanton Gill Last week, I was visiting a nursery in Central Maryland. View All Images. Evidence is presented for the erroneous inclusion of 2 species under the name of Pseudaulacaspis pentagona (Targ.) Borchsenius (1966) treated P. prunicola as a synonym of P. pentagona. At this time of year, use a stiff-bristled brush (not wire) to knock off as many of the scales as you can. WHITE PRUNICOLA SCALE. white prunicola scale on cherry laurels. Valid Names Results Pseudaulacaspis prunicola prunicola (Maskell, 1895) (Diaspididae: Pseudaulacaspis) Nomenclatural History . According to scale authorities, this species is so closely related to P. Biology: White prunicola scale long has been confused with white peach scale, Pseudaulacaspis pentagona. White Prunicola Scale Pseudaulacaspis prunicola (Maskell) ... White Prunicola Scale (adult female covers) on Prunus in Prince George's Co., Maryland (2/1/1989). When I stopped by this week, he showed me the plants. White Peach Scale, Pseudaulacaspis pentagona (Targioni-Tozzetti) I. Invasive Listing Sources. White prunicola scale prefers a north temperate climate. 1985). White prunicola scale is a fairly common problem on cherry laurels. Introduction. Both species are broadly sympatric, share many host plant species and occur abundantly throughout Maryland and Virginia (Davidson et al. Life Insecta Hemiptera Sternorrhyncha Diaspididae Pseudaulacaspis Pest of flowering fruit trees The white prunicola scale, Pseudaulacaspis prunicola (Maskell), until re cently was considered to be a junior synonym of the white peach scale, P. pentagona (Targioni Tozzetti). Extension Education Center 423 Griffing Avenue, Suite 100 Riverhead, New York 11901-3071 TEL: 631-727-7850 suffolk@cornell.edu White Peach Scale Pseudaulacaspis pentagona White peach scale overwinter as adult females. It is by Brian Kunkel at University of Delaware. on Prunus spp., especially Japanese flowering cherry (P. serrulata), Syringa spp. Photo by John Davidson. Control adult scale by pruning heavily infested branches; control tiny young “crawlers” with a hard spray of water from a garden hose (use a hand lens to see scale). Residents who have these shrubs should check them periodically for leaf yellowing and white spots on lower branches. The grayish white waxy tests (covers) of females on holly. The white peach scale, Pseudaulacaspis pentagona (Targioni), is one of the most important pests infesting tea trees in Japan. In the U.S. it is primarily a pest in the deep South, but has also occurred in southern Virginia. Pseudaulacaspis prunicola causes aesthetic damage to ornamental plants because the white male scale covers form concentrations on the undersides of branches, making the plant unsightly PSPRUNL1.jpg ; heavy infestations can cause dieback or even death of flowering cherries (Davidson and Miller, 1990). Most published biologies probably deal with white peach scale since they usually report work done in warm areas of the world on hosts other than Prunus. Among the recorded hosts are fruit and ornamental trees, including Carica , Malus , and Prunus species (Agnello et al., 2015; Follett, 2000; Miller and Davidson, 2005). Photo by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware Fourlined plant bug feeding damage. Type data: UNITED STATES: Hawaii, on "Japanese plum," by Mr. Koebele. Scales are easier to manage if you catch them early. Infraspecies Pseudaulacaspis prunicola prunicola white prunicola scale. 1983, Rhoades et al. Introduction: The white peach scale (WPS) is a native of the Orient that was introduced into Georgia in the late 1800's. HEllo, can you recommend a treatment that I can apply to my cherry laurels? According to scale white prunicola scale Pseudaulacaspis prunicola (Maskell) About This Subject; View Images Details; View Images; Selected Images. Despite the con fusion of these two taxa in the early litera White Prunicola Scale (Pseudaulacaspis prunicola), Family Diaspididae Plants Damaged: This scale is commonly found on Prunus species but can also be seen on magnolia, ligustrum, rhododendron, forsythia, boxwood, and lilac. This insect is often confused with white peach scale and is a serious pest on Prunus. This will also rip the covers off the scale, exposing its body underneath to pesticide spray. A related scale, white prunicoloa scale (Pseudaulacaspis prunicola (Maskell)) also infests peach. White peach scale is capable of proliferating rapidly. About This Subject; View Images Details; View Images; Selected Images Another scale we've been seeing in upstate NY orchards that might otherwise have been identified as white peach scale (Pseudaulacaspis pentagona) is almost certainly a closely related species (P. prunicola), which has the common name of white prunicola scale. Image 5429898 is of white prunicola scale (Pseudaulacaspis prunicola ) infestation on holly. white prunicola scale Pseudaulacaspis prunicola (Maskell). The following photo gives a closer look at scale insects (the white shapes are the scale). Then spray with a dormant oil spray. Prunicola Scale. Kingdom: Animalia Phylum: Arthropoda Pseudaulacaspis prunicola (Maskell, 1895) WHITE PRUNICOLA SCALE Chionaspis prunicola; Diaspis amygdali rubra Maskell, 1898; Diaspis auranticolor Cockerell, 1899; Howardia prunicola; Aulacaspis pentagona rubra Fernald, 1903; Aulacapsis pentagona auranticolor; Diaspis rubra. Crawlers of the second generation are active at 2314 3586 [3010 peak] GDD. its sibling congener, the white prunicola scale, P. prunicola (Maskell). Figure 1. The owner said he had white material covering the lower stems of lilac. English: peach scale; West Indian peach scale; white peach scale; white scale; Spanish: cochinilla algodonosa; escama de flecos (Colombia) French: cochenille du mûrier; kermès du mûrier This is white prunicola scale, a common pest of cherry laurel. The white material was male covers of white prunicola scale. The Animal Diversity Web team is excited to announce ADW Pocket Guides! IPM Images is a joint project of The University of Georgia - Warnell School of Forestry and Natural Resources and College of Agricultural and Environmental Sciences, The Center for Invasive Species and Ecosystem Health, USDA National Institute of Food and Agriculture, Southern Integrated Pest Management Center, Southern Plant Diagnostic Network, and USDA Identification Technology Program. Asked May 16, 2019, 10:23 AM EDT. vv Another scale we've been seeing in up-state NY orchards that might otherwise have been identified as white peach scale (Pseudaulacaspis pentagona) is almost certainly a closely related species (P. prunicola), which has the common name of white prunicola scale. In Tennessee, the first of three generations hatch from more than 100 eggs per female and emerge as crawlers in early May. The Japanese maple scale may be confused with another group of armored scale insects on woody ornamental plants in Pennsylvania known as the white prunicola scale, Pseudaulacaspis prunicola, and the white peach scale… White Prunicola Scale Another scale we've been seeing in upstate NY orchards that might otherwise have been identified as white peach scale (Pseudaulacaspis pentagona) is almost certainly a closely related species (P. prunicola), which has the common name of white prunicola scale. Infraspecies Pseudaulacaspis prunicola theae. Some other authors called attention to the variability of the characteristics of P. Photo provided by: Whitney Cranshaw, Colorado State University, Bugwood.org Fourlined plant bug adult. Background: Pseudaulacaspis prunicola is a polyphagous scale that is reported to feed on plants in 15 families. These white insects are usually resting on the underside of the leaves. 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