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Posts by UMN Plant Pathology

Researcher Andrew stands in Afton Park, holding an ash leaf and writing a label on a plastic bag

Researcher Andrew stands in Afton Park, holding an ash leaf and writing a label on a plastic bag

ash tree with bark removed and visible beetle galleries

ash tree with bark removed and visible beetle galleries

Minnesota has a larger Ash Tree population than any other American state. How are Emerald Ash Borer beetles changing the lives and health of Minnesota's ash populations? plpa.cfans.umn.edu/news/galleries research by @andrewmann.bsky.social @forestmycology.bsky.social funding by NSF

1 day ago 2 1 0 0
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Iowa History Month: The Iowa roots of a global agricultural legacy Norman Borlaug’s life reflects the kind of innovation that can grow from Iowa soil and reach far beyond it.

Thank you to the Des Moines Register for honoring Norman Borlaug, perhaps our most famous alumnus! www.desmoinesregister.com/story/life/2...

3 weeks ago 0 0 0 0
wheat leaves with brown stem rust spots, over a black background

wheat leaves with brown stem rust spots, over a black background

Becky Panner points out an observation in the wheat and barley fields to another attendee at a field day on UMN St Paul campus fields

Becky Panner points out an observation in the wheat and barley fields to another attendee at a field day on UMN St Paul campus fields

Decoding the genetic secrets of two of the 21st Century's biggest wheat stem rust epidemics: plpa.cfans.umn.edu/news/spanner...

1 month ago 0 1 0 0
larch beetle larvae crawling around in galleries in wood

larch beetle larvae crawling around in galleries in wood

tree mortality near Boy River

tree mortality near Boy River

Four new fungal species discovered during examination of an Eastern larch beetle outbreak by @forestmycology.bsky.social @andrewmann.bsky.social plpa.cfans.umn.edu/news/elb-lar...

1 month ago 11 3 0 0
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Scientists testing fungi to protect Minnesota's one billion ash trees A Minnesota scientist is experimenting with using parasitic fungi to kill emerald ash borer, a beetle that has transformed forests and city streets in parts of the state.

Scientists testing fungi to protect Minnesota's one billion ash trees: new from @mprnews.org @forestmycology.bsky.social www.mprnews.org/episode/2025... #fungifriends #mycology

4 months ago 6 2 0 0
image of verticillium wilt with text Career Opportunity: Postdoctoral Researcher, Ranjan Lab, UMN Job #371211

image of verticillium wilt with text Career Opportunity: Postdoctoral Researcher, Ranjan Lab, UMN Job #371211

APPLY NOW! Postdoctoral researcher in the Ranjan Lab: hr.myu.umn.edu/jobs/int/371... (internal)
hr.myu.umn.edu/jobs/ext/371... (external)

4 months ago 0 0 0 0
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Fungi from Minnesota can kill emerald ash borer beetles A new study from the University of Minnesota found that several species of parasitic fungi were effective at killing emerald ash borer beetles, one of the most devastating forest pests to ever hit Nor...

Fungi from Minnesota can kill emerald ash borer beetles, opening up potential biocontrol solutions: twin-cities.umn.edu/news-events/... @forestmycology.bsky.social

4 months ago 3 0 0 0
Text "Give to the Max Day" with three pictures collaged: four students holding maroon certificates, a student presenting a poster, and a graduate teaching a science class

Text "Give to the Max Day" with three pictures collaged: four students holding maroon certificates, a student presenting a poster, and a graduate teaching a science class

It's Give to the Max Day in Minnesota! By giving to our fund, you'll directly support the career-building experiences of hardworking graduate students. crowdfund.umn.edu/participants...

5 months ago 1 0 0 0
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Sudden oak death pathogen detected for the first time in Minnesota University of Minnesota researchers detected the pathogen that causes sudden oak death in Minnesota for the first time. Sudden oak death is a tree disease that has devastated forests on the West Coast...

Sudden oak death was detected in Minnesota. What does that mean for our forests and nurseries? @forestmycology.bsky.social @nickrajtar.bsky.social twin-cities.umn.edu/news-events/...

5 months ago 3 1 0 0
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Foxtail barley serves as a host for fungal pathogens attacking barley Researchers at the University of Minnesota reported that foxtail barley (Hordeum jubatum), a wild relative of cultivated barley, can harbor several fungal pathogens and may play a role in the disease ...

Foxtail barley serves as alternate host for fungal pathogens of barley: www.eurekalert.org/news-release...

5 months ago 2 0 0 0
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I See Dead Plants: (S4:E38) Blightmare on Stem Street: Alfalfa Bacterial Stem Blight In this episode Ed interviews of the USDA-ARS. They discuss the long-overlooked disease of alfalfa, bacterial stem blight. Additional Resources Time Stamps (0:00) Introductions (4:06) Overview of al...

"Blightmare on Stem Street"? We're intrigued! USDA-ARS scientist and UMN Adjunct Professor Dr Deb Samac got on @cropnetwork.bsky.social's podcast to discuss a truly spooky alfalfa pathogen, bacterial stem blight. sites.libsyn.com/416264/s4e38...

5 months ago 2 1 0 0
Nick points to witches cauldron fungus growing off moss on decaying spruce

Nick points to witches cauldron fungus growing off moss on decaying spruce

two witches cauldron fungus with water inside

two witches cauldron fungus with water inside

witches cauldron fungus from the side, filled with water

witches cauldron fungus from the side, filled with water

We can't resist celebrating Witches' Cauldrons in spooky season, even though this unique little cup fungus appears in spring when the snow melts. Read Bob Blanchette and Nick Rajtar in FUNGI on Witches' Cauldrons: fungimag.com/v18i1/v18i1-...

5 months ago 0 0 0 0
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Soybean disease with no cure was detected in Minnesota for the first time Red crown rot, a fungal disease that hides in soil, rots soybean roots away and destroys part of the bean's leaf tissue, has no cure. It’s been found in Minnesota for the first time.

Professor Dean Malvick spoke with @mprnews.org about red crown rot, a soybean disease with no cure, being found in Minnesota and potential consequences: www.mprnews.org/story/2025/1...

5 months ago 2 2 0 0
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A new study just published from @andrewmann.bsky.social PhD dissertation on fungi and bacteria associated with the red turpentine beetle in its native range #fungi #insects #ecology www.mdpi.com/1999-4907/16...

6 months ago 13 5 1 0
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Common smut on corn caused by Ustilago maydis. Easy to ID by the gray galls that form & contain masses of dark spores. Spores can be spread by wind/splashing rain. Control includes selecting hybrids w/t more resistance, crop rotation, balanced fertility & gall removal #Fungi #Corn #Plant-disease 🧪

6 months ago 6 2 0 0
Find it in the Field: Oat Smut with Haidyn Larson
Find it in the Field: Oat Smut with Haidyn Larson YouTube video by University Of Minnesota Dept. Of Plant Pathology

Find it in the Field: Oat Smut with Haidyn Larson
This video shows how to recognize oat smut, a long-lasting fungal oat pathogen, and a little about how collaborative research is working to solve it! www.youtube.com/watch?v=M5SP... #fungifriends #mycology #planthealth

7 months ago 1 0 0 0
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If you've found a Stinkhorn Mushroom in the wild before, did you see it or smell it first? 🍄 These funky fungi can be found in lawns or mulch as well as in the wild near wood decay. extension.umn.edu/lawn-care/co... #mycology #fungifriends #fungi

7 months ago 24 1 2 0
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Assistant/Associate/Full Professor Tenure System - East Lansing, Michigan, United States Working/Functional Title Assistant/Associate/Full Professor Tenure System Position Summary The Department of Plant Biology (PLB) at Michigan State University (MSU) seeks applications for a director of...

📢🍄Mycology job alert🍄📢

The Department of Plant Biology at @michiganstateu.bsky.social has a job opening for a herbarium/fungarium director at the Assistant, Associate or Full professor level. Review of applications start on 3rd October 2025.

careers.msu.edu/jobs/assista...

8 months ago 10 8 0 0
example mushroom you could be working on!

example mushroom you could be working on!

The team!

The team!

Rare taxonomic #mycology job in NZ! Conduct fungal biodiversity & taxonomy research, secure funding, publish outputs. Working with the National Collections. PhD + postdoc experience required 🧪. Apply here: careers.sciencenewzealand.org/jobdetails?a...

8 months ago 37 22 1 0
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We see dead (well, dying) plants 💀! This is a good thing when they are located in research trials… Plant early dying and signs and symptoms of black dot are appearing in trials located in Becker MN. Jasper’s inoculum worked like a charm! 🥔⚫️🍄! @umnplantpath.bsky.social

8 months ago 1 1 0 0
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More "plant destroyer" water mold species discovered in Minnesota Scientists at the University of Minnesota say they've discovered more than a dozen different types of a mold known as "plant destroyers."

PLPA on WCCO News:
@nickrajtar.bsky.social
discusses "plant destroyer" water molds in Minnesota @wcconews.bsky.social www.cbsnews.com/minnesota/ne...

8 months ago 1 1 0 0

Thanks for the great research and great energy 👏

8 months ago 1 0 0 0
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So great to see lab members discussing their work on the biology and management of soilborne fungi at #planthealth2025. I overhead helpful exchanges and introductions 👀🌱. Stop by posters 037, 149, and 271 to learn more about their work or to pick up a business card. One more today, P-406 at 10:15!

8 months ago 9 2 1 0
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Ashok points to and describes a graph on a research poster (contents of graph not visible at this scale)

Ashok points to and describes a graph on a research poster (contents of graph not visible at this scale)

Austin presents from a podium

Austin presents from a podium

Having an unBEETable time today at #PlantHealth2025 with UMN’s Chanda Lab @beetpath.bsky.social — Ashok and Austin brought excellent research on sugarbeet health @plantdisease.bsky.social

8 months ago 6 1 0 0
Shelf fungus on tree stump

Shelf fungus on tree stump

Orange fungus on downed log

Orange fungus on downed log

Small conks on living tree trunk

Small conks on living tree trunk

Fungi on living tree trunk

Fungi on living tree trunk

As #planthealth2025 starts, just wanted to share some fungi we’ve seen in and near Honolulu! #mycology #fungifriends @plantdisease.bsky.social

8 months ago 16 2 0 0
hibiscus flower with label (umn at plant health 2025)

hibiscus flower with label (umn at plant health 2025)

Heading to Honolulu next week? Come find us at APS Plant Health: plpa.cfans.umn.edu/news/planthe... @plantdisease.bsky.social

8 months ago 1 0 0 0
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@umnplantpath.bsky.social Becky Spanner and @USDA Fargo Alyssa Flobinus at #2025ISMPMI

9 months ago 1 1 0 0
green elm leaves

green elm leaves

Miss seeing elm trees in Minnesota's metros? Research into resistance and resilience in elm is working to bring them back: mitppc.umn.edu/news/revivin...

9 months ago 1 1 0 0

Goes by so fast!! 🥹

9 months ago 1 0 0 0
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Recovering samples from the *final field season* of Hunter’s trial at the NWROC.

9 months ago 3 1 1 0