News
Trees can become afflicted with problems that can change their appearance and overall health. Iowa State University Extension and Outreach horticulturists...
The lack of reliable traits to distinguish Palmer amaranth and waterhemp during vegetative stages complicates efforts at stopping the spread of Palmer amaranth...
DES MOINES – Two adult Emerald Ash Borer (EAB) beetles have been collected from a trap in a residential tree in Boone and have been positively identified as...
Since 2000, soybean aphid has been the primary soybean insect pest in Iowa. Infestations are sporadic and unpredictable, but this insect has the ability to...
Septoria leaf spot and early blight are common foliar diseases of tomatoes in home gardens. Fungal diseases overwinter on plant...
Sigh. It's hard to believe but the periodical cicada emergence of 2014 that we waited 17 long years to see is over. They came...
Grasshoppers are an occasional pest in Iowa farms and gardens. The number of grasshoppers varies greatly from year to year...
The following are highlights and updates about samples and questions recently received in the ...
Iowa now has 11 infested counties after larva found in Muscatine
DES MOINES, Iowa – A larva collected by the Iowa EAB Team...
We continue to receive several questions about Northern corn leaf blight, Goss’s wilt and fungicides. Here is some...
Soybean samples have been arriving almost daily at the ISU Plant and Insect Diagnostic Clinic this year. Early season problems were...
Northern corn leaf blight (NCLB) has been reported in numerous fields in Iowa. Most of the reports have...
Grasshopper activity has been noted this week in Iowa. These insects feed on grasses and weeds, and can become field crops pests....
We will have a fair amount of corn tasseling shortly after the weekend – so fungicide application season is about here.
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One thing we have learned from outbreaks of sudden death syndrome (SDS) in years past is that this disease likes it wet. Last year we...
Farmers in the Midwest may be concerned about white mold (also called Sclerotinia stem rot) in soybean this year. The...
Summer marks the season when your lawn can look its best – if you know how to maintain it properly. Here are some tips from Iowa State University...
“All good things must come to an end” and that includes the cicada emergence of 2014. Most of us will be sad to see them...
AMES, Iowa — The Emerald Ash Borer is an insect that, in a matter of time, will destroy all ash trees. Because the bug has begun making its way across Iowa, an...
Japanese beetle is becoming a more common field crop pest in Iowa. Literature shows adults need about 1...
DES MOINES – An adult Emerald Ash Borer submitted by an Iowa City resident to the Iowa EAB Team has been positively identified as the...
The world’s most widely used weed killer is not responsible for perpetuating Sudden Death Syndrome (SDS)...
AMES, Iowa — Proper mowing practices play a vital role in helping to maintain a healthy, sustainable home lawn. Horticulturists with Iowa State University Extension and Outreach answer questions about lawns and lawn mowing.
AMES, Iowa — The Integrated Pest Management program at Iowa State University is hosting its fourth crop scouting competition on Aug. 5 for teams of Iowa high school students.
DES MOINES – Emerald Ash Borer has been positively identified in a residential tree in Newton in Jasper County from a larva sample collected on March 20, 2014. EAB kills all ash tree species and is considered to be one of the most destructive tree pests ever seen in North America.