The Mississippi State University Extension plant disease and nematode clinic provides detailed, accurate, and timely analyses of soil and plant samples.
Symptoms of a mosaic-type virus on pumpkins. Zucchini yellow mosaic, Papaya ring spot, watermelon mosaic & cucumber mosaic virus are common in the Southeast USA. it is not unusual to have a multi-virus infection. All are transmitted by aphids #Virus@VirologyAPS#Pumpkins
Mississippi soybean growers still have an opportunity to get free nematode testing. See our lab webpage for requirements to qualify extension.msstate.edu/lawn-a…#MSUext
Enjoyed speaking to a packed house of master gardeners yesterday for the NE District Master Gardener Day of Education. An enthusiastic audience of talented individuals who asked great questions. These volunteers are an asset to Extension! #MSUext
Double trouble on zinnia: Alternaria blight causes circular spots w/t white centers on upper leaf surface. Powdery mildew causes white dusty spots on leaves, stem & flowers leading to yellowing & defoliation. Use Sanitation, tolerant varieties & proper watering @MSUDiagnostics
Do your bermuda greens have gorgeous roots but still look drought-stressed? It may be an insect problem. #Mealybugs are sap-sucking insects that settle down at the base of the plant and secrete a white waxy (looks powdery) coating over their 2mm long pinkish bodies. #MSUext
ALT A hand clad in a blue nitrile glove holds a 4-inch cup cutter plug of bermudagrass over a white basin filled with sand that is sitting atop a red tray. Roots hang down several inches below the plug.
ALT A microscopic sideview of a mealybug showing legs and mouthparts.
ALT A magnified view of a bermudagrass plant showing pink mealy bugs concentrated under the leaf sheath with a white powdery coating on some of the nearby leaf surfaces.
Spent the afternoon in the Delta with Dr. Kristy McAndrew’s lab looking at some stands of ash. Prolonged drought stress is taking a toll on a wide variety trees in this region of the state and is predisposing them to insect and disease problems. #MSUext
It’s parsley worm time! Every year I delight in sharing my parsley with the beautiful caterpillars that will become black swallowtail butterflies. They are voracious feeders, but the plants will recover. #MSUext
Another fabulous field day hosted by Dr. Jay McCurdy and the turf research team! Had a great time meeting with clients and catching up with our retired turf pathologist, Dr. Maria Tomaso-Peterson, and Mr. Wayne Philly, turf breeder extraordinaire! #MSUext@MSTurfgrass
ALT A bermudagrass variety turf trial showing a field with blocks of green grass surrounded by lanes of brown grass. A white sign on a short woodend stake in the foreground identifies the cultivar of grass as Celebration Plus MSU/Sod Solutions
ALT A woman in a gray shirt and tan baseball cap sits at a table, looking up at a man in a blue shirt with a black and gray baseball cap. They are under a white tent. A field of grass is in the background.
ALT Four people pose for a group selfie in a field of grass.
ALT A white tent with a banner attached to the tent poles. The banner header says 2026 Turfgrass research field day sponsors and is printed in white font on a maroon background. The logos of various commercial sponsors of the field day are shown on white background.
Although pasture mealybugs have not been detected in Mississippi, entomologists and forage specialists at Mississippi State University urge farmers to frequently scout their pastures for signs of the invasive pest.
Read: extension.msstate.edu/news/f…#MSUext
ALT Close-up of purple-stained grass blades indicating pasture mealybug feeding damage.
Our newest research paper compares the efficacy of fluopyram (Indemnify) with cyclobutrifluram (Trefinti) for management of lance Nematode. Great work @EricaGuri !
reference-global.com/article…
Congrats to our own Dr. Jermaine Perier for being featured in the “Standout ECPs” series by the Entomological Society of America’s Early Career Professionals (ECP) Committee.
Read the article here: entomologytoday.org/2026/09/…#MSUext
ALT Man in a blue shirt and white hat inspecting plants in a large green vegetable field under clear blue sky.
🎥 Tawny crazy ants have been officially found in two more Mississippi counties.
They might not sting, but this invasive species can actually cause costly electrical problems.
Dr. Santos Portugal explains more. #MSUext
🎥 Clarissa has been getting a lot of calls from people concerned about why their crape myrtle leaves are dropping even though it’s only August. As per usual, she has the answer!!🍂 #MSUext
A fresh and beautiful specimen of Laetiporus cincinnatus, probably rotting oak roots beneath the soil surface on Scattertown Trail in the Noxubee Wildlife Refuge.