Learn about plant diseases and their managements, as well as the services and resources provided by the University of Wisconsin-Madison Plant Disease Diagnostics Clinic. https://bsky.app/profile/uwpddc.bsky.socialhttps://bsky.app/profile/uwpddc.bsky.social/post/3mlg5rj7sec26The 5/8/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.09 May 2026 11:37 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mlg5rj7sec26https://bsky.app/profile/uwpddc.bsky.social/post/3mkurd7afts2kThe 5/1/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.02 May 2026 13:39 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mkurd7afts2khttps://bsky.app/profile/uwpddc.bsky.social/post/3mkdxwbalns2pThe 4/24/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/2026/04/25/wisconsin-disease-almanac-042426/.25 Apr 2026 21:21 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mkdxwbalns2phttps://bsky.app/profile/uwpddc.bsky.social/post/3mjub34ykh22xThe 4/17/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.19 Apr 2026 15:23 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mjub34ykh22xhttps://bsky.app/profile/uwpddc.bsky.social/post/3mj7qh5cg2k2pThe 4/10/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.11 Apr 2026 11:32 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mj7qh5cg2k2phttps://bsky.app/profile/uwpddc.bsky.social/post/3miszgtm3qs2gThe 4/3/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.06 Apr 2026 10:08 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3miszgtm3qs2ghttps://bsky.app/profile/uwpddc.bsky.social/post/3mi4eekqays2aThe 3/27/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.28 Mar 2026 09:52 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mi4eekqays2ahttps://bsky.app/profile/uwpddc.bsky.social/post/3mhtckfgqkk2sCheck out the March 2026 Plant Disease Diagnostics Clinic Note (Changing Weather Patterns, Changing Plant Diseases) available at https://pddc.wisc.edu/2026/03/24/march-2026-changing-weather-patterns-changing-plant-diseases/. This month I speculate on how Wisconsin’s changing weather might influence certain plant diseases.24 Mar 2026 19:26 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mhtckfgqkk2shttps://bsky.app/profile/uwpddc.bsky.social/post/3mhnebfsc522xThe 3/20/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.22 Mar 2026 10:41 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mhnebfsc522xhttps://bsky.app/profile/uwpddc.bsky.social/post/3mgze2ggg2s2yThe 3/13/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.14 Mar 2026 11:44 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mgze2ggg2s2yhttps://bsky.app/profile/uwpddc.bsky.social/post/3mgvejkhvmc2zThe 3/6/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.12 Mar 2026 21:41 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mgvejkhvmc2zhttps://bsky.app/profile/uwpddc.bsky.social/post/3mfvwxnchx22gThe 2/27/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.28 Feb 2026 09:46 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mfvwxnchx22ghttps://bsky.app/profile/uwpddc.bsky.social/post/3mfel4le6rc2tThe 2/20/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.21 Feb 2026 11:59 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mfel4le6rc2thttps://bsky.app/profile/uwpddc.bsky.social/post/3mebjmht2bk27Join me Feb. 13-15 at Garden & Green Living Expo in Madison, WI (wigardenexpo.com). I will be joining a live broadcast of Garden Talk (https://www.wpr.org/shows/garden-talk), will be giving several talks, and will have a booth (#603/#604) where I can answer your plant disease questions.07 Feb 2026 13:29 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mebjmht2bk27https://bsky.app/profile/uwpddc.bsky.social/post/3mebifxukqk27The 2/6/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.07 Feb 2026 13:07 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mebifxukqk27https://bsky.app/profile/uwpddc.bsky.social/post/3mdupaesjgk2aThe 1/30/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.02 Feb 2026 11:05 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mdupaesjgk2ahttps://bsky.app/profile/uwpddc.bsky.social/post/3md6f6khpi22uThe 1/23/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.24 Jan 2026 14:06 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3md6f6khpi22uhttps://bsky.app/profile/uwpddc.bsky.social/post/3mcmrcxuebs2uThe 1/16/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.17 Jan 2026 13:56 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mcmrcxuebs2uhttps://bsky.app/profile/uwpddc.bsky.social/post/3mciiw5lp5s2rCheck out the January 2026 Plant Disease Diagnostics Clinic Note (What’s Cooking at the PDDC?) available at https://pddc.wisc.edu/2026/01/15/january-2026-whats-cooking-at-the-pddc/. This month I write about the youth-oriented projects I’ve been working on at the Plant Disease Diagnostics Clinic.15 Jan 2026 21:15 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mciiw5lp5s2rhttps://bsky.app/profile/uwpddc.bsky.social/post/3mc33alwygc2zThe 1/9/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.10 Jan 2026 13:05 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mc33alwygc2zhttps://bsky.app/profile/uwpddc.bsky.social/post/3mbz6z5orbc2qCheck out a brand new UW Plant Disease Facts fact sheet entitled "Plant Problems to Watch for in 2026" (authored by Brian Hudelson), available at https://pddc.wisc.edu/search-fact-sheets/. Also, take the corresponding quiz and earn the medallion at https://pddc.wisc.edu/medallion-quiz-overview/. Enjoy!09 Jan 2026 19:07 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mbz6z5orbc2qhttps://bsky.app/profile/uwpddc.bsky.social/post/3mbtt2uywj22hCheck out the brand new PDDC Ask the Experts Q&A series at https://pddc.wisc.edu/ask-the-experts/. These monthly sessions are your chance to ask your burning gardening questions, cultivate your knowledge, and keep your plants thriving.07 Jan 2026 15:50 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mbtt2uywj22hhttps://bsky.app/profile/uwpddc.bsky.social/post/3mblpxq6jsc2uThe 1/2/26 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2026/.04 Jan 2026 10:34 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mblpxq6jsc2uhttps://bsky.app/profile/uwpddc.bsky.social/post/3maitmsi2o22qThe 12/19/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.21 Dec 2025 13:36 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3maitmsi2o22qhttps://bsky.app/profile/uwpddc.bsky.social/post/3mabkxj2jic2sRegistration for the 2026 PDDC Plant Disease Talks is now open. For descriptions of the talks and a link to the registration form, check out https://pddc.wisc.edu/2026-pddc-plant-disease-talks/.18 Dec 2025 16:12 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3mabkxj2jic2shttps://bsky.app/profile/uwpddc.bsky.social/post/3m7yarpcj2226The 12/12/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.14 Dec 2025 23:16 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3m7yarpcj2226https://bsky.app/profile/uwpddc.bsky.social/post/3m7inntv4e22nThe 12/5/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.08 Dec 2025 18:24 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3m7inntv4e22nhttps://bsky.app/profile/uwpddc.bsky.social/post/3m6s337g34s2dThe 11/28/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.29 Nov 2025 18:53 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3m6s337g34s2dhttps://bsky.app/profile/uwpddc.bsky.social/post/3m6c7n4m4zc2yThe 11/21/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.23 Nov 2025 11:32 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3m6c7n4m4zc2yhttps://bsky.app/profile/uwpddc.bsky.social/post/3m5qrtimb7c2iThe 11/14/25 Wisconsin Disease Almanac (a summary of the week’s disease diagnoses at the PDDC) is now available on the PDDC website at https://pddc.wisc.edu/wisconsin-disease-almanac-2025/.16 Nov 2025 13:10 +0000at://did:plc:2p3ubd5llmbxc4zo6f5galrm/app.bsky.feed.post/3m5qrtimb7c2i