Weeds : article
COLUMBIA, Mo. – If you have the sniffles or a bad infection, a visit to your doctor can usually put things right. Plants can get sick too and the University of Missouri Plant Diagnostic Clinic is where you can turn for help.
Learn how to spot plants that may be invasive, understand labels like “fills in quickly,” and choose species wisely for your garden.
The success of next year’s garden is influenced greatly by fall cleanup. Garden cleanup does more than just improve the appearance of the garden during the mundane, lifeless months of winter. It reduces the amount of disease inoculum and insect infestation that might remain.
The University of Missouri’s Integrated Pest Management (IPM) program has received a grant from the U.S. Department of Agriculture to strengthen its reach to diverse clientele with sustainable pest management practices.
COLUMBIA, Mo. – In response to the tremendous interest in home food production, University of Missouri Extension now offers a free online course in basic vegetable gardening.
Johnsongrass is spreading in northwest Missouri's crops and pastures. Experts recommend early fall herbicide applications and integrated control methods.
COLUMBIA, Mo. – Use your mower’s highest setting for fewer weeds and lusher grass.University of Missouri Extension turf pathologist Lee Miller says mowing too low is a common mistake.“We want your grass to be the trees of your lawn,” he says. “Your feet should sink into the grass.”
Using drone-based lidar, satellite imagery, and machine learning, specialists are mapping invasive weeds in Missouri's Prairie Fork Conservation Area.
COLUMBIA, Mo. – University of Missouri researchers, under the direction of MU Extension weed scientist Kevin Bradley, are finding that pigweed seed is popping up in birdseed in alarming numbers.
“It’s pretty shocking,” graduate student Eric Oseland told those attending the annual Integrated Pest…
Missouri is the fourth state to confirm the presence of waterhemp resistant to labeled rates of dicamba herbicide. MU Extension weed scientist Kevin Bradley says this is not surprising but adds to concerns about declining control options.
COLUMBIA, Mo. – The annual University of Missouri Weed Science Crop & Pest Management Field Day in Columbia will expand this year to offer a full day of learning, thanks to a collaboration with the Missouri Soybean Association’s Ag Innovation Day on July 8.
Apply spring preemergent herbicides at the right soil temperature to prevent crabgrass and other weeds in your lawn.
BOONVILLE, Mo. – The spiny growth of thistles can shade out desirable pasture grasses and clover, reducing both profitability and productivity of pastureland.
Many Missouri fields now have large populations of musk and bull thistles, says Todd Lorenz, University of Missouri Extension field…
COLUMBIA, Mo. – Be mellow until the forsythia turns yellow.
That’s the advice from University of Missouri Extension plant pathologist Lee Miller for applying crabgrass pre-emergent herbicides to lawns.
Perilla mint is a toxic plant that can harm livestock. To control it, apply broadleaf herbicides between April and June before seed set
BOONVILLE, Mo. – White flowers in Missouri pastures, fencerows and along roadsides in June look benign. However, they are anything but, says Todd Lorenz, University of Missouri Extension field specialist in agronomy.
CARROLLTON, Mo. – Kathi Mecham, a field specialist in horticulture with University of Missouri Extension, says herbicide injury isn’t limited to agricultural areas. Garden and landscape plants can also be harmed, and reports from Carroll County last season illustrate the problem.
Registration is open for the University of Missouri Extension Master Gardener fall 2026 online course. The 15-week class runs Aug. 23 to Dec. 24. The online core training is designed to provide in-depth horticultural knowledge. The course includes presentations and weekly discussion forums.
COLUMBIA, Mo.– Homeowners looking forward to a lush, green lawn this spring and summer should take care not to overdo it, says a University of Missouri Extension turfgrass specialist.
Get expert gardening tips in short, engaging videos covering topics like plant care, pest control, and seasonal advice for gardeners at every level
Knotroot foxtail and fountain grass are spreading in Missouri pastures, reducing forage quality and proving difficult to control.