Dr. Tree Fruit and Don
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.
Episodes
67 episodes
Season 5, Episode 15 - End of Season Orchard Maintenance
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 C...
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Season 5
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Episode 15
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22:50
Season 5, Episode 14 - And We're Back!
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 lice...
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Season 5
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Episode 14
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32:04
Season 5, Episode 13: Time to Take Some Samples
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 me...
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Season 5
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Episode 13
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46:45
Season 5, Episode 12 - Pathology Professional Puts Down Partial Programs
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 K...
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Season 5
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Episode 12
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1:06:04
Season 5, Episode 11 - Final Thinning Window
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.
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Season 5
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Episode 11
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57:26
Season 5, Episode 10: Thinning Windows
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:
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Season 5
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Episode 10
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57:20
Season 5, Episode 9: May Orchard Update
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...
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Season 5
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Episode 9
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1:01:16
Season 5, Episode 8: Big Spring Decisions
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....
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Season 5
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Episode 8
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44:56
Season 5, Episode 7: Disease, Insects and Thinning During Bloom
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.
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Season 5
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Episode 7
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25:05
Season 5, Episode 6: Fire Blight Emergency - 4.15.2024
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: h...
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Season 5
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Episode 6
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17:21
Season 5 Episode 5: Spring Pathology and Entomology Update
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:
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Season 5
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Episode 5
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27:16
Season 5 Episode 4: Rapid Spring Changes
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)&nb...
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Season 5
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Episode 4
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36:15
Season 5 Episode 3: Holding Patterns
Kari and Don talk about what to do when the weather doesn’t cooperate with your plans for spraying. Orchard Critical Frost Temperatures
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Season 5
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Episode 3
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9:10
Season 5 Episode 2: What Low Temperatures Might Mean for Orchards
Kari and Don highlight some early-season sprays and discuss what the week's low temperatures might mean for orchards.Article: Orchard Critical F...
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Season 5
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Episode 2
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13:30
Season 5 Episode 1: Introducing Dr. Shan Kumar!
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, ...
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Season 5
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Episode 1
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23:08
Season 4 Episode 20: Program Update from Dr. Macarena Farcuh
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...
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Season 4
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Episode 20
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25:16
Season 4 Episode 19: Pre-Post-Harvest Care
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 Jos...
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Season 4
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Episode 19
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33:52
Season 4 Episode 18: Fruit Bites—Leaf Analyses and Plant Disease
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.
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Season 4
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Episode 18
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28:19
Season 4 Episode 17: Why It’s Important to Enunciate
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 a...
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Season 4
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Episode 17
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34:05
Season 4 Episode 16: Wacky Weather!
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 meetup...
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Season 4
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Episode 16
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47:36
Season 4 Episode 15: Fruit Bites 6/15/23—Mid-June Challenges
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 (...
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Season 4
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Episode 15
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33:07
Season 4 Episode 14: Fruit Bites—Emergency Thinning Advice
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 (speake...
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Season 4
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Episode 14
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39:48
Season 4 Episode 13: Fruit Bites—Big Pathology Update!
Kari and Don record an in-person episode! Kari has a hefty pathology update, with special attention to fire blight. Scout your fields!Episode speakers:Don Seifrit Kari Peter Lead photo: K. Peter, Penn StateSpec...
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29:09
Season 4 Episode 12: Growing Degree Days
Kari and Don talk about a slowed-down Spring with Greg and highlight previous updates from the specialists depending on the geographic region listeners are in. Greg discusses how to calculate growing degree days for (more) accurate predictions ...
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Season 4
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Episode 12
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26:23
Season 4 Episode 11: Fruit Bites—March in May?
Kari and Don are joined again by Drs. Greg Krawczyk and Jim Schupp. Jim highlights more information about thinning as the weather (hopefully) improves, and Greg talks about what to expect in insect development. Kari discusses several of the dis...
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Season 4
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Episode 11
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28:46
