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Dr. Tree Fruit and Don

Author: Penn State Extension

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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.
65 Episodes
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Don is joined by Kari, Greg and Shan this week to discuss pathology, entomology and horticulture updates. Kari highlights the importance of grower feedback for the current round of EPA public comments regarding ziram, thiram and ferbam. Greg mentions the potential for Japanese beetle damage. And Shan highlights the importance of taking leaf and soil samples at this time of the season.Links to the ag testing lab and Kari's update about the EPA are below.EPA Public Comment fact sheet: https://e...
Don is joined by Kari, Greg and Shan to talk pathology, entomology and horticulture. Kari gets riled up about half sprays and what that means for disease management.Episode Host/Speakers: Don Seifrit (host), Kari Peter (speaker), Greg Krawczyk (speaker), Shan Kumar (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of FreeMusicArchive.org Lead Image: Image Credit – D. Seifrit, Penn State Make sure you ...
Episode 11 – Final Thinning WindowDescription: Don, Shan, Greg and Kari talk the spring updates after the Spring Orchard Meetings. Shan talks final thinning chances, and Greg and Kari highlight how NEWA helps ensure a good IPM program.NEWA Website: https://www.newa.cornell.edu/NEWA State Coordinators: https://www.newa.cornell.edu/partnersEpisode Host/Speakers: Kari Peter (host), Shan Kumar (speaker), Greg Krawczyk (speaker) Music Credit: “The Raven and the Swan” by Josh Woodward is licen...
Don returns with Kari, Greg and Shan. Shan highlights the importance of thinning timing over the next few days, and Kari and Greg provide pathology and entomology updates.Bacterial Spot info: https://plant-pest-advisory.rutgers.edu/copper-bactericides-for-peach-bacterial-spot-management/Episode Host/Speakers: Don Seifrit (host), Kari Peter (speaker), Greg Krawczyk (speaker), Shan Kumar (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 Un...
Kari hosts for another week with guests, Dr. Greg Krawczyk and Dr. Shan Kumar. Shan provides an update on thinning (very time sensitive!), and Kari and Greg provide lengthy run-downs of all the potential problems in their respective specialties.Episode Host/Speakers: Kari Peter (host), Greg Krawczyk (speaker), Shan Kumar (speaker)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 yo...
Kari, Shan and Greg discuss the importance of the next few days with thinning, infection events, and insect management all coming in at once. Also, Spring Orchard Meetings are available for registration at the following link: https://extension.psu.edu/spring-orchard-meetingsEpisode Host/Speakers: Kari Peter (host), Shan Kumar (speaker), Greg Krawczyk (speaker) Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 United States License. Courtesy of Fr...
Kari hosts without Don and has Drs. Shan Kumar and Greg Krawczyk on. The three specialists highlight things that growers need to be thinking about as Spring rapidly progresses. Make sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main Fruit Pests During the Growing Season
Kari and Don fire off a quick fire blight infection update. Plus some information on apple scab and blossom blight dangers in the next few days. Spring Orchard Meetings: https://extension.psu.edu/spring-orchard-meetings Grafting Workshop: https://extension.psu.edu/top-working-apple-trees-a-grafting-workshop Episode Host/Speakers: Don Seifrit (host), Kari Peter (speaker) Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under a Attribution 3.0 Unit...
Kari and Don are joined once again by Greg. They highlight the pitfalls of the upcoming week, with the increasingly warm (and wet!) weather.Spring Orchard Meetings: https://extension.psu.edu/spring-orchard-meetings Grafting Workshop: https://extension.psu.edu/top-working-apple-trees-a-grafting-workshopPollinator Workshop: Call 717-334-6271 or email aes186@psu.edu to registerFlight Seasonalities of Main Fruit Pests During the Growing SeasonDon Seifrit (host) Kari Peter (speaker) ...
Kari and Don are joined for the first time this year by Dr. Greg Krawczyk to give an update on chlorpyrifos and a Spring insect update. Kari makes a slight adjustment to her recommendations from the last episode.Don Seifrit (host) Kari Peter (speaker) Greg Krawczyk (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgImage: Kari Peter, Penn StateMake sure you sign up to get notifi...
Kari and Don talk about what to do when the weather doesn’t cooperate with your plans for spraying. Orchard Critical Frost TemperaturesDon Seifrit (host), Kari Peter (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgLead Image: Photo courtesy kie-ker on Pixabay.comMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main ...
Kari and Don highlight some early-season sprays and discuss what the week's low temperatures might mean for orchards.Article: Orchard Critical Frost TemperaturesEpisode Host/Speakers: Don Seifrit (host), Kari Peter (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgLead Image: Courtesy of Penn State ExtensionMake sure you sign up to get notified of future Extension events for tree fr...
Kari and Don jump back into the podcast with the new Professor of Horticulture at Penn State, Dr. Shan Kumar! Shan outlines his past work and future research interests. Additionally, he provides a winter update for horticultural practices to keep in mind. Kari provides a mid-winter sanitation update. Winter Fruit Schools and the new Tree Fruit Production Guide are on sale now!2024 Winter Tree Fruit Meetings2024 Tree Fruit Production GuideEpisode Host/Speakers: Don Seifrit (host)Kari Pete...
Kari and Don check back in with Dr. Macarena Farcuh at the University of Maryland. Dr. Farcuh has a very active post-harvest lab, and she describes several of the research projects she has worked on since she began at the university. Dr. Farcuh’s lab has a very active web presence, and you can connect with her work at the links below.Fruit Pulse Newsletter sign-upYouTube ChannelInstagramBlog de Extension en Español LinkEpisode Host/Speakers: Don Seifrit, Kari Peter (hosts)Dr. Macarena Farcuh,...
Kari, Greg, and Don talk about pre-harvest applications to control post-harvest rots and late-season insect pests.Don Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgImage credit: K. Peter, Penn StateMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main Fruit Pests Dur...
Jim Schupp highlights the importance of leaf analysis for orchard nutrition, and Kari highlights mid-season disease pressures. Spraying by the Numbers (link below) is discussed in-depth during Kari’s update.Spraying by the NumbersDon Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Photo credit: K. Peter, Penn StateMusic Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgMake sure you sign up to...
Kari, Greg, and Don highlight some mid-season issues to be aware of, and Kari clarifies “wetting hours” versus “wedding hours.” Don Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Music Credit: “The Raven and the Swan” by Josh Woodward is licensed under an Attribution 3.0 United States License. Courtesy of FreeMusicArchive.orgPhoto: K. Peter, Penn StateMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main Fru...
Kari, Greg, and Don discuss changes in insect and disease pressure due to the rapidly changing weather conditions. Additionally, Dr. Daniel Weber has a brief additional segment highlighting the multi-state Virtual Meetups.Virtual meetups can be joined at: bit.ly/2023-virtual-meetupDon Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Daniel Weber (speaker)Lead Image: K. Peter, Penn StateMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlig...
Kari, Greg, and Don discuss unexpected difficulties in mid-June. High (low?) lights include brown marmorated stink bug, hail damage, and bitter rot.Kari’s update start: 0:53Greg’s update start: 16:48Don Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Lead Image: Brown marmorated stink bug adults. Photo: G. Krawczyk, Penn StateMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main Fruit Pests During the ...
Kari, Don, Greg, and Jim talk about strange early-season weather. Jim provides advice for late and emergency thinning procedures. Kari and Greg highlight the current concerns in their specialties.Don Seifrit (host)Kari Peter (speaker)Greg Krawczyk (speaker)Jim Schupp (speaker)Lead Image: Edwin Winzeler, Penn StateMake sure you sign up to get notified of future Extension events for tree fruit growers! Sign UpFlight Seasonalities of Main Fruit Pests During the Growing Season
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