A related scale, white prunicoloa scale (Pseudaulacaspis prunicola (Maskell)) also infests peach. According to scale authorities, this species is so closely related to P. The Animal Diversity Web team is excited to announce ADW Pocket Guides! ADW Pocket Guides on the iOS App Store! Posts about white prunicola scale written by Maryland Grows white prunicola scale Pseudaulacaspis prunicola (Maskell) About This Subject; View Images Details; View Images; Selected Images. White prunicola Pseudaulacaspis prunicola ; Sasakiaspis pentagona (Targioni Tozzetti), Kuwana, 1926; International Common Names. The white material was male covers of white prunicola scale. 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… Species: Pseudaulacaspis pentagona (Targioni Tozzetti 1886) MacGillivray 1921 There is some debate as to whether Pseudaulacaspis pentagona and P. prunicola should be treated as separate species. Type data: UNITED STATES: Hawaii, on "Japanese plum," by Mr. Koebele. Crawlers of the second generation are active at 2314 3586 [3010 peak] GDD. 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. White Prunicola Scale (Pseudaulacaspis prunicola) By: Stanton Gill Last week, I was visiting a nursery in Central Maryland. The following photo gives a closer look at scale insects (the white shapes are the scale). Scales are easier to manage if you catch them early. White prunicola scale prefers a north temperate climate. Extension Education Center 423 Griffing Avenue, Suite 100 Riverhead, New York 11901-3071 TEL: 631-727-7850 suffolk@cornell.edu In Tennessee, the first of three generations hatch from more than 100 eggs per female and emerge as crawlers in early May. Figure 1. Photo by: Brian Kunkel, Ornamentals IPM Extension Specialist, University of Delaware Fourlined plant bug feeding damage. Then spray with a dormant oil spray. Introduction. its sibling congener, the white prunicola scale, P. prunicola (Maskell). This will also rip the covers off the scale, exposing its body underneath to pesticide spray. White prunicola scale is a fairly common problem on cherry laurels. The white peach scale, Pseudaulacaspis pentagona (Targioni), is one of the most important pests infesting tea trees in Japan. Nonnative Invasive Species in Southern Forest and Grassland Ecosystems; Taxonomic Rank. White Prunicola Scale Pseudaulacaspis prunicola (Maskell) ... White Prunicola Scale (adult female covers) on Prunus in Prince George's Co., Maryland (2/1/1989). Kingdom: Animalia Phylum: Arthropoda They were just pruned by ny landscaper and he identified white prunicloa scale which he recommend that I have treated. Kawai (1980) reinstated P. prunicola as a valid species and discussed it in his study on the scale … 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. In the U.S. it is primarily a pest in the deep South, but has also occurred in southern Virginia. Borchsenius (1966) treated P. prunicola as a synonym of P. pentagona. Biology: White prunicola scale long has been confused with white peach scale, Pseudaulacaspis pentagona. Valid Names Results Pseudaulacaspis prunicola prunicola (Maskell, 1895) (Diaspididae: Pseudaulacaspis) Nomenclatural History . on Prunus spp., especially Japanese flowering cherry (P. serrulata), Syringa spp. white prunicola scale on cherry laurels. 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). View All Images. 1983, Rhoades et al. 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. Asked May 16, 2019, 10:23 AM EDT. The second generation hatches from late July to early August, and the third generation emerges in early September. White Peach Scale Pseudaulacaspis pentagona White peach scale overwinter as adult females. Life Insecta Hemiptera Sternorrhyncha Diaspididae Pseudaulacaspis This insect is often confused with white peach scale and is a serious pest on Prunus. Residents who have these shrubs should check them periodically for leaf yellowing and white spots on lower branches. 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). White prunicola scale adult males on holly. 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 prunicola white prunicola scale. Cornell Cooperative Extension Suffolk County. Photo provided by: Whitney Cranshaw, Colorado State University, Bugwood.org Fourlined plant bug adult. 1985). Despite the con­ fusion of these two taxa in the early litera­ HEllo, can you recommend a treatment that I can apply to my cherry laurels? Both species are broadly sympatric, share many host plant species and occur abundantly throughout Maryland and Virginia (Davidson et al. When I stopped by this week, he showed me the plants. WHITE PRUNICOLA SCALE. 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 Ipm Extension Specialist, University of Delaware bug adult and white spots on lower branches 423 Griffing Avenue Suite... 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