Peach and Nectarine Pest Monitoring Calenda

Extension, USU

English

DigitalCommons@USU

Published by Utah State University Extension and Utah Plant Pest Diagnostic Laboratory September 2013IPM-003-13Stages of DevelopmentPests(Listed in order of management activity)Dormant Swollen Bud1/4-inch GreenPink First BloomFull BloomPetal FallPost Bloom/SummerPost- HarvestJune July August Sept.Cytospora                                   inspect trees for overall health                                                                                                                                           inspect trees               conidia spread in splashing rainIron Chlorosis                                                                                                                                                                                             foliar testingearly spring soil treatments most effective                                                      repeat foliar applications on new growthPeach Twig Borer                                                                                                                                                                     monitor with traps June - Aug larvae under bark            larvae emerge         larvae tunnel in shoots; pupate in bark crevices    adults/eggs/larvae in fruit       larvae under barkEuropean Red Mite (minor pest)                                                                          monitor                                                                    monitor               eggs on limbs                                               immatures/adults/eggs on leaves                              eggs on limbsSan Jose Scale (minor pest)                                                                                                                                                             monitor                                      immatures on limbs                                         adults/crawlers/immatures on limbs, leaves, and fruit       immatures on limbsGreen Peach Aphid                                                                          monitor                                                        monitor                eggs on limbs                       nymphs/wingless and winged adults on new growth     aphids move to nonfruit hosts   eggs on limbs Peach Silver Mite                                                                                                                                                                                                          monitor       adult females in buds                              adults/eggs/immatures in buds and on leaves                          adult females in budsCat-facing Insects                                                                    monitor                                                                     monitor                                           monitor   adults overwinter on orchard floor or move in from outside sources          adults/eggs/nymphs inside and outside orchardWestern Flower Thrips (nectarine)                                                                                                          monitor flowers for adults                          adults on ground                                         adults & eggs in blooms & on leaves       larvae and adults on fruit and leaves        adultsCoryneum Blight                                                                                                                                                                   monitor                                                           monitor                                                                                                                   spores spread to leaves and young fruit with splashing rain       spores infect leaf scarsPeach Powdery Mildew                                                                                                                                              monitor                                monitoroverwinters in peach buds                                                                  new leaves infected                 fruit infected                                   mycelium present on leavesRusty Spot (Apple Powdery Mildew)                                                                                            monitor                                                                                                                   spores infect fruitGreater Peachtree (Crown) Borer                                      inspect tree collar for ooze                                                                                              monitor with traps July- Sept                     larvae in trunk or under bark, usually below ground                      pupae in soil                                                                larvae in trunkPeach and Nectarine Pest Monitoring CalendarUtah State University is committed to providing an environment free from harassment and other forms of illegal discrimination based on race, color, religion, sex, national origin, age (40 and older), disability, and veteran’s status. USU’s policy also prohibits discrimination on the basis of sexual orientation in employment and academic related practices and decisions.  USU employees and students cannot, because of race, color, religion, sex, national origin, age, disability, or veteran’s status, refuse to hire; discharge; promote; demote; terminate; discriminate in compensation; or discriminate regarding terms, privileges, or conditions of employment, against any person otherwise qualified. Employees and students also cannot discriminate in the classroom, residence halls, or in on/off campus, USU-sponsored events and activities.  This publication is issued in furtherance of Cooperative Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture, Kenneth L. White, Vice President for Extension and Agriculture, USU.UPPDL, 5305 Old Main Hill, Logan UT 84322, utahpests.usu.eduadults/eggs laid on trunklarvae bore into trunkArrows (               ) indicate intervals during which recommended management activities occur, if pest is present.Note: The indicated monitoring times should serve as guidelines for when to monitor and manage pests, if the pest has been a problem in the past.  Monitoring helps to identify whether the targeted pest is present in the orchard at damaging levels before a pesticide is used.

Pest Monitoring Calendar – Peach and Nectarine

https://digitalcommons.usu.edu/cgi/viewcontent.cgi?article=1933&amp;context=extension_curall

Pest Monitoring Calendar – Peach and Nectarine

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