Claim OwnershipDr. Tree Fruit and Don
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© 2025 Dr. Tree Fruit and Don
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This podcast focuses on providing timely commercial tree fruit production advice for beginning industry professionals and seasoned growers. Educators from Penn State Extension and faculty from Penn State University’s horticulture, entomology, and plant pathology departments drop in to give insights and observations about what is going on in the orchards.
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Kari, Greg, Shan and Don share a fast, practical harvest update focusing on EverCrisp and Fuji maturing ahead of color and what that means for storage. We also cover late pest pressure, storage rot prevention, and label uncertainty. Photo Credit: Lindsay Brown, Penn State Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fr...
Don, Kari, Shan and Greg highlight disease and insect pressure to watch out for during a critical period to harvest some important Pennsylvania varieties. Keep an eye out for Shan and the crew's harvest maturity assessments weekly on Tuesdays. Photo Credit: Lindsay Brown, Penn State Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events ...
Don, Kari, Shan and Greg talk about important reminders for the upcoming harvest, including spray coverage throughout the end of the season. Photo Credit: Lindsay Brown, Penn State Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season
Kari, Don, Shan and Greg go over the important things to note for the end of July. This includes insect pressure, the last bit of disease sprays before harvest, and testing for plant nutrition. Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main...
Kari, Don, Greg and Shan go over what's critical in this heat regarding pesticides, coverage, and tree nutrition. Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season
Kari, Don, Greg and Shan discuss what to do in the current heat wave just before the FREC Field Day. Keep an eye out for fungicide resistance! Fungicide Resistance Tables: https://extension.psu.edu/spraying-by-the-numbers-fungicide-resistance-management-tables-for-tree-fruit-diseases Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get no...
Don, Kari and Greg discuss what to keep an eye out for with a hot June on the horizon. PSU FREC Field Day: https://extension.psu.edu/penn-state-fruit-research-and-extension-center-field-day Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Mai...
Kari, Don, Greg, and Shan discuss the end of the Spring season and what to do when the weather doesn't seem to want to cooperate. Topics include the end of the thinning window, fungicide coverage, and insect life cycles. FREC Field Day: https://extension.psu.edu/penn-state-fruit-research-and-extension-center-field-day Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org M...
Kari, Don, Shan and Greg meet up to discuss the large (and timely) volume of work headed down the pipe. FREC Field Day: https://extension.psu.edu/penn-state-fruit-research-and-extension-center-field-day Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalitie...
Kari, Don, Greg and Shan discuss the MANY items coming down the pipeline within the next few days. FREC Field Day: https://extension.psu.edu/penn-state-fruit-research-and-extension-center-field-day Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of ...
Kari, Greg, Shan and Don discuss the wild weather that we've experienced early this season and the importance of disease, insect and blossom management. Photo Credit: E. Winzler Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season
Kari and Don and joined yet again by Shan and Greg to provide the full spectrum of updates for the early season. PS Extension Spring Orchard Meetings: https://extension.psu.edu/spring-orchard-meetings Hosts: Don Seifrit, Kari Peter Speakers: Shan Kumar, Greg Krawczyk Photo Credit: K. Peter, PSU Extension Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of fu...
Kari and Don are joined by Shan and Greg. Shan gives a phenology update from around the state, as well as highlights areas where some blossom damage occurred. Kari mentions several upcoming infection periods, and Greg highlights things to keep an eye out for as the weather looks like it will finally warm up consistently. NEWA Website: https://www.newa.cornell.edu/ Hosts: Don Seifrit, Kari Peter Speakers: Shan Kumar, Greg Krawczyk Photo Credit: D. Weber, PSU Extension Music Credit: “The Raven ...
Kari and Don are joined by Shan and Greg. Kari and Shan outline some cold weather concerns for the next 24 hours, and Greg highlights the importance of good weather data for insecticide application timing. NEWA Website: https://www.newa.cornell.edu/ Hosts: Don Seifrit, Kari Peter Speakers: Shan Kumar, Greg Krawczyk Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make...
Kari has a disease update, and then she and Don are joined by Sarah Zost from the State Horticultural Association of PA. SHAP is looking for a new Executive Secretary. Job posting will be listed below when available. Since Sarah is a local fruit grower, Kari and Don do a Grower Q&A. Hosts: Don Seifrit, Kari Peter Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Ma...
Kari provides a lightning fast update for the upcoming infection period starting the week of March 31, 2025. Hosts: Don Seifrit, Kari Peter Photo Credit: K. Peter, PSU Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season
Don and Kari return for a pre-season update and discuss the plan for the upcoming season of the podcast. Regular podcasts will be returning shortly! Hosts: Don Seifrit, Kari Peter Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Seas...
Shan and Don introduce Dr. Lee Kalcsits from Washington State University. Dr. Kalcsits is project head for SPARC: Strengthening Pear and Apple Resilience to Climate. He outlines what that grant will focus on over the next several years. Additionally, Don and Kari talk early season orchard maintenance as a follow-up to last season. If you'd like to help research, please take the survey for SPARC: English - https://wsu.co1.qualtrics.com/jfe/form/SV_eyfLFPQZ3dHutUi Spanish - https://wsu.co...
Don is joined by Kari and Shan in this week's episode. Kari highlights the importance of good orchard maintenance to help reduce disease pressure in the upcoming year, and Shan highlights some of the ways to manage Fall weeds. Mancozeb Comments Article: https://extension.psu.edu/fruit-times-alert-epa-soliciting-mancozeb-comments Cultivating Business Conference Sign-Up: https://extension.psu.edu/cultivating-business-conference Host: Don Seifrit Speakers: Kari Peter, Shan Kumar Music Cred...
Don is joined by Kari and Shan after a long absence. Kari provides an EPA update and a reminder about end of season sprays. Shan gives a brief overview of the season so far. Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign Up Flight Seasonalities of Main Fruit Pests During the Growing Season
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