Sweet Corn
Northern corn leaf blight seen in late season planted sweet corn
Northern corn leaf blight (NCLB) is a disease caused by the fungal pathogen Exserohilum turcicum. The foliar lesions first develop on the lower leaves and are initially small, elliptical and gray-green in color. As the disease... more »
Striving for worm-free sweet corn
As some extra-early plantings of sweet corn are beginning to reach the silking stage, growers should have a plan for managing caterpillar pests. Pheromone traps at various locations around Ohio have been detecting some corn... more »
Pest detections cue sweet corn growers to do early-season scouting
Some pests are sporadic in nature and only become problems when conditions are right. This year’s wet spring and big storms have provided perfect conditions for black cutworm and true armyworm. The combination of weather... more »
Black cutworms snip sweet corn seedlings early in season
Low numbers of black cutworm moths are being caught in parts of Michigan, with moths detected in Montcalm and Lenawee counties. Purdue University Extension and University of Illinois Extension have caught the pest in varying... more »
Watch for Stewart’s wilt in Michigan sweet corn this year
The average temperature from December through February determines the survival of the corn flea beetle that transfers the Stewart’s wilt bacteria into sweet corn. Based on this winter’s temperature data, the survival of corn flea... more »
Abbott & Cobb, Syngenta sign licensing agreement
Abbott & Cobb, a developer and marketer of vegetable varieties in the U.S. and worldwide, has completed a long-term agreement to license A&C’s recently patented technology, SuperSeedWare (SSW) to Syngenta Seeds for worldwide use in... more »
Fall armyworm arrives in Michigan corn
I recently detected fall armyworm in southeast Michigan sweet corn, and I’ve heard reports of it in other parts of the state. Fall armyworm is a pest of sweet corn, seed corn and popcorn that can... more »
Rotational restrictions limit corn and soybean herbicide choices
Growing the same crops on soil year after year results in buildup of insects, diseases and weeds that reduce yields and quality. Vegetable growers are looking for new ground on which to produce their crops.... more »
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