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Will a cereal rye cover crop suppress your weeds? |
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Motherwort |
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Those who cannot remember the past... |
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Field pennycress |
Encyclopedia Article |
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Common sunflower |
Encyclopedia Article |
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Common buckthorn |
Encyclopedia Article |
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Burcucumber |
Encyclopedia Article |
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Biennial thistles of Iowa |
Encyclopedia Article |
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Giant ragweed |
Encyclopedia Article |
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Hedge bindweed |
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Spatial weed distribution: Can it be used to improve weed management |
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Weed Identification Fact Sheets |
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Field bindweed |
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Status and concerns for glyphosate resistance |
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Musk thistle |
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Effect of frost on pasture weed control |
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Venice mallow |
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Buffalobur |
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Spiny sowthistle |
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Herbicide Residues in Soybean Following Drift |
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Jimsonweed |
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Field horsetail |
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Impact of Early-Season Weed Competition On Corn Nitrogen Needs |
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Palmer amaranth |
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Are Roundup Ready weeds in your future? |
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Woolly cupgrass |
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Common mallow |
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Critical periods of competition in corn |
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Common pokeweed |
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Effectiveness of Using Multiple Sites of Action To Manage Resistance |
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Shepherdspurse |
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Common chickweed |
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Equisetum: Biology and Management |
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Dodder |
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Palmer amaranth: ID, biology and management |
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Puncturevine |
Encyclopedia Article |
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Bush honeysuckle |
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Buckhorn plantain |
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Multiflora Rose and Rose Rosette Disease |
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Wild four-o-clock |
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Yellow nutsedge |
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Choosing cultivation for dry soils |
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Large crabgrass |
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Two Applications are Better than One |
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Goosegrass |
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Nimblewill |
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Absorption of foliar-applied herbicides |
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Eastern black nightshade |
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Prostrate knotweed |
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Witchgrass |
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Point - Counterpoint |
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Downy brome |
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Common mullein |
Encyclopedia Article |
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Influence of Corn on Waterhemp Growth |
Encyclopedia Article |
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Ground ivy (Creeping Charlie) |
Encyclopedia Article |
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Is there such a thing as a Superweed? |
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Wild carrot |
Encyclopedia Article |
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Common cocklebur |
Encyclopedia Article |
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Giant ragweed emergence patterns |
Encyclopedia Article |
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Japanese knotweed |
Encyclopedia Article |
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Still don’t think you need integrated weed management? |
Encyclopedia Article |
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Waterhemp |
Encyclopedia Article |
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Carpetweed |
Encyclopedia Article |
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Barnyardgrass |
Encyclopedia Article |
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A brief history of Canada thistle in Iowa |
Encyclopedia Article |
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Hairy galinsoga |
Encyclopedia Article |
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Hemp dogbane |
Encyclopedia Article |
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Influence of preharvest herbicide applications on seed viability |
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Foxtail barley |
Encyclopedia Article |
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The importance of an even start |
Encyclopedia Article |
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Poison hemlock |
Encyclopedia Article |
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Effect of carrier pH on Accent activity |
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Yellow woodsorrel |
Encyclopedia Article |
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Wild buckwheat |
Encyclopedia Article |
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Smilax (greenbriar) |
Encyclopedia Article |
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Absorption of Soil-Applied Herbicides |
Encyclopedia Article |
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Giant foxtail |
Encyclopedia Article |
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Common ragweed |
Encyclopedia Article |
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Non-competitive effects of weeds on corn |
Encyclopedia Article |
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Kochia |
Encyclopedia Article |
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Poison ivy |
Encyclopedia Article |
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Common lambsquarters |
Encyclopedia Article |
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Can total postemerge programs provide optimal yield? |
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Common and cutleaf teasel |
Encyclopedia Article |
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Perspectives on herbicide resistance |
Encyclopedia Article |
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Fall panicum |
Encyclopedia Article |
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Catchweed bedstraw |
Encyclopedia Article |
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Bull thistle |
Encyclopedia Article |
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White thistles invade Iowa |
Encyclopedia Article |
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Asiatic dayflower |
Encyclopedia Article |
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Wild violet (Common blue violet) |
Encyclopedia Article |
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Horseweed (marestail) |
Encyclopedia Article |
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Adaptation in Weeds - Dandelion |
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Prostrate spurge |
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Critical periods of competition in corn |
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Leafy spurge |
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Apply When Actively Growing? |
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Green foxtail |
Encyclopedia Article |
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Prickly sida |
Encyclopedia Article |
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Sericea lespedeza |
Encyclopedia Article |
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Soybean response to sublethal doses of 2,4-D and dicamba |
Encyclopedia Article |
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Wild four-o' clock |
Encyclopedia Article |
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Virginia creeper |
Encyclopedia Article |
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Russian thistle |
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Glyphosate - A Review |
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Shattercane |
Encyclopedia Article |
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Common milkweed |
Encyclopedia Article |
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Why two if one will do? |
Encyclopedia Article |
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Yellow foxtail |
Encyclopedia Article |
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Group 4 (Growth regulator herbicides) Resistance in Weeds |
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Wild parsnip |
Encyclopedia Article |
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Common burdock |
Encyclopedia Article |
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Fate of weed seeds in the soil |
Encyclopedia Article |
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Prickly lettuce |
Encyclopedia Article |
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Blackseed and broadleaf plantain |
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Canada thistle |
Encyclopedia Article |
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Black medic |
Encyclopedia Article |
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Seed production following mowing in a summer annual |
Encyclopedia Article |
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Honeyvine milkweed |
Encyclopedia Article |
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Early-season weed competition |
Encyclopedia Article |
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Ivyleaf morningglory |
Encyclopedia Article |
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Weed emergence patterns |
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Garlic mustard |
Encyclopedia Article |
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Henbit |
Encyclopedia Article |
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Quackgrass |
Encyclopedia Article |
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Role of spray adjuvants with postemergence herbicides |
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Curly dock |
Encyclopedia Article |
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Pennsylvania smartweed |
Encyclopedia Article |
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Velvetleaf |
Encyclopedia Article |
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Resolved isomers explained |
Encyclopedia Article |
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Scouring rush |
Encyclopedia Article |
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Horsenettle |
Encyclopedia Article |
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Managing weeds to protect crop yields |
Encyclopedia Article |
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Multiflora rose |
Encyclopedia Article |
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Why in the World is Enlist Corn Resistant to the Fop Herbicides? |
Encyclopedia Article |
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Redroot pigweed |
Encyclopedia Article |
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Common dandelion |
Encyclopedia Article |
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Terminating Cover Crops |
ICM News |
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Preemergence Herbicide Application Timings: Pros and Cons |
ICM News |
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Don't Miss the State Fair Weed ID Contest |
ICM News |
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Effective Spring Management of Multiflora Rose |
ICM News |
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Managing Palmer Amaranth in Conservation Plantings |
ICM News |
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Crop Injury Associated with Growth Regulator Herbicides |
ICM News |
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Glyphosate and Manganese Interactions in Roundup Ready Soybean |
ICM News |
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Breaking Down Resicore - Does It Pass the Test? |
ICM News |
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Spread of Glyphosate Resistant Weeds |
ICM News |
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Using Cereal Rye Cover Crop and Narrow-Row Soybean to Manage Herbicide-Resistant Waterhemp |
ICM News |
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Emerged Corn, Herbicides and Nitrogen |
ICM News |
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Fall Weed Control in Pastures |
ICM News |
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UAN and Herbicides on Emerged Corn |
ICM News |
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Palmer Amaranth on the Move |
ICM News |
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Managing Winter Annual Weeds this Spring |
ICM News |
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Palmer Amaranth is Up and Growing |
ICM News |
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To terminate or not to terminate? |
ICM News |
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Equisetum: From the Ditch to the Field |
ICM News |
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Fall Marestail (Horseweed) Management |
ICM News |
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Managing for 2022 Volunteer Corn Potential |
ICM News |
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Harvest Considerations to Reduce Weed Seed Movement |
ICM News |
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Fomesafen Carryover to Corn |
ICM News |
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A New Palmer Amaranth Find Underscores Importance of Scouting |
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Planting Restrictions Following 2,4-D Applications |
ICM News |
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Spring Burndown Treatments for Winter Annual Weeds |
ICM News |
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Postemergence Herbicides on Frost-Damaged Corn |
ICM News |
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Unsolicited seed packages in mail |
ICM News |
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Spring Control of Multiflora Rose |
ICM News |
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Terminating Cover Crops - What's Your Plan? |
ICM News |
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Preemergence Herbicide Options for Planted Soybean Fields |
ICM News |
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Can Weed Seed Production be Reduced with Late-season Herbicide Applications? |
ICM News |
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A History Lesson in Herbicide Resistance |
ICM News |
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Cereal Rye Cover Crops, Allelopathy and Corn |
ICM News |
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Palmer Amaranth in Iowa - What We Know |
ICM News |
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The Iowa Monarch Conservation Consortium |
ICM News |
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Prioritize Pasture and Non-crop Weed Control! |
ICM News |
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Achieving Full-season Waterhemp Control in Soybean |
ICM News |
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It's Time to Scout for Winter Annuals |
ICM News |
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Weeds in a Wet Year |
ICM News |
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Waterhemp Wins Again |
ICM News |
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Update on Palmer Amaranth in Conservation Plantings |
ICM News |
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Scout Now for Palmer Amaranth |
ICM News |
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It's a No-win Situation: Large Weeds and Hot, Dry Weather |
ICM News |
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Identifying waterhemp and Palmer amaranth |
ICM News |
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Terminating Cover Crops This Spring |
ICM News |
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Fomesafen Carryover Injury to Corn |
ICM News |
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Adjusting Weed Management Plans After The Dry Start |
ICM News |
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Equisetum: From the Ditch to the Field |
ICM News |
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Increased Dicamba Use Requires Enhanced Stewardship |
ICM News |
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Late-Season Herbicide Applications in Soybean |
ICM News |
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Dicamba-resistant Waterhemp in Iowa |
ICM News |
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Wind Speed and Herbicide Application |
ICM News |
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Spring Cover Crop Termination |
ICM News |
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How Much Yield Have You Lost? |
ICM News |
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Scout Now for Palmer Amaranth |
ICM News |
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Selecting Nozzles for Postemergence Herbicides |
ICM News |
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Managing Glyphosate Failures |
ICM News |
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Cold Temperatures and Burndown Herbicides |
ICM News |
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Evaluating Herbicide Injury on Soybean |
ICM News |
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Troublesome Palmer Amaranth Expanding Its Range |
ICM News |
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Managing Residual Herbicides with Cover Crops |
ICM News |
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Farmer Awareness of Herbicide-resistant Weeds |
ICM News |
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The Oak Tatters Conundrum |
ICM News |
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Preemergence Herbicides, Dry Soils and Rain |
ICM News |
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UAN and Herbicides on Emerged Corn |
ICM News |
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Cover Crop Seed and Palmer Amaranth |
ICM News |
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Fall Burndown Treatments for Winter Annual Weeds |
ICM News |
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Managing 2,4-D for No-Till Burndown Treatments |
ICM News |
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Do CRP Acres Converted to Soybean Require Inoculation? |
ICM News |
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Spray Volume is Critical for Postemergence Herbicides |
ICM News |
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Use Facts to Make Glyphosate and Glyphosate Resistant Crop Decisions |
ICM News |
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Herbicide Resistance Meetings Return |
ICM News |
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A look at changes in common names of Iowa weeds |
Blog Post |
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Iowa Code 317.1 – Time for a Change* |
Blog Post |
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Thoughts on the Dicamba Dilemma |
Blog Post |
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Choose adjuvants wisely |
Blog Post |
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Dicamba: Past, Present, and Future |
Blog Post |
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Show Off Your Skills at the Iowa State Fair Weed Identification Contest |
Blog Post |
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Who's laughing now? |
Blog Post |
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New dicamba restrictions |
Blog Post |
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Herbicide program development: Long-term planning |
Blog Post |
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Identifying Common Herbicide Symptoms in Soybean |
Blog Post |
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Is 80% of Iowa waterhemp really resistant to Group 14 herbicides? |
Blog Post |
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iNaturalist: Confessions of a skeptic |
Blog Post |
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Herbicide program development: Herbicide rate calculations |
Blog Post |
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VIDEO: Managing Weeds, Insects and Diseases in Iowa Fields |
Blog Post |
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Q and A: Why Doesn't Iowa Do Something About Wild Parsnip? |
Blog Post |
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How much corn seed has germinated in Derecho damaged fields? |
Blog Post |
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How do I get rid of Equisetum? |
Blog Post |
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Will a dicamba-resistant waterhemp be resistant to 2,4-D (and vice versa)? |
Blog Post |
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Palmer amaranth - A highly variable weed |
Blog Post |
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Acalypha australis - A plant truly out of place |
Blog Post |
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Weed Suppression With Cover Crops: It's All About Biomass |
Blog Post |
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White Snakeroot - Fun Weed Fact for the Week |
Blog Post |
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The Iowa Noxious Weed Law: If I were king |
Blog Post |
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Herbicide program development: Herbicide rate calculations |
Blog Post |
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Herbicide program development: Using effective herbicide groups |
Blog Post |
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The cost of herbicide resistance |
Blog Post |
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Another bumper year for wild parsnip |
Blog Post |
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2020 Western Iowa Palmer Amaranth Tour |
Blog Post |
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Metabolic resistance in Palmer amaranth |
Blog Post |
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Mowing requires management to be effective |
Blog Post |
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It's Back: The Herbicide Ad Hall of Shame |
Blog Post |
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Expectations for Volunteer Corn This Spring |
Blog Post |
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What’s Happening To My PRE herbicide on the Soil Surface? |
Blog Post |
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The State Fair Weed ID Contest is Approaching |
Blog Post |
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Palmer Amaranth in Iowa: Past, Present and Future |
Blog Post |
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White snakeroot - A toxic plant of Iowa |
Blog Post |
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Mile-a-minute weed found in Iowa |
Blog Post |
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Herbicide Carryover Concerns for 2020 |
Blog Post |
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Wild parsnip toxicity - Today's fun fact |
Blog Post |
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May Maize Maladies |
Blog Post |
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Deciphering the new 2,4-D and dicamba labels |
Blog Post |
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Herbicide program development: Using multiple sites of action |
Blog Post |
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Dicamba: What does the research say? |
Blog Post |
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Herbicide program development: Using multiple sites of action |
Blog Post |
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Oh, when will they ever learn? |
Blog Post |
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An Open Letter to the EPA |
Blog Post |
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Herbicide program development: Long-term planning |
Blog Post |
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Biological control of musk thistle |
Blog Post |
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Use of dicamba on dicamba-resistant soybean |
Blog Post |
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Fields (and roadsides) of gold |
Blog Post |
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Waterhemp: A 'friendly' native evolves into the Cornbelt’s worst weed problem. |
Blog Post |
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Protection of Endangered Species where Xtendimax, Engenia and Tavium will be applied. |
Blog Post |
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Another one bites the dust, or, City of Ames beats Japanese knotweed |
Blog Post |
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Weedy Amaranthus Quiz II |
Blog Post |
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Final Labor Day Palmer amaranth tour summary |
Blog Post |
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Give the people what they want: Another entry into the HAHOS |
Blog Post |
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Is that a Palmer amaranth or waterhemp? |
Blog Post |
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A historical perspective on dicamba |
Blog Post |
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Milkweeds, Monarchs, and Crop Production |
Blog Post |
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Impact, Armezon carryover injury observed in northwest Iowa |
Blog Post |
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Herbicide options for grazing cover crops |
Blog Post |
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Harvest Weed Seed Control |
Blog Post |
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Top 10 Strategies for Managing Herbicide Resistance |
Blog Post |
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Test Your Weed Identification Skills at the Iowa State Fair |
Blog Post |
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VIDEO: Management of Volunteer Corn |
Blog Post |
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2019 Western Iowa Palmer Amaranth Tour |
Blog Post |
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2021 Iowa Herbicide Guide now available |
Blog Post |
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I been walkin' the beans |
Blog Post |
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New Palmer amaranth identification bulletin available |
Blog Post |
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To spray or not to spray? |
Blog Post |
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Factors influencing dicamba volatility |
Blog Post |
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2021 Palmer amaranth Tour: Old Habits Die Hard |
Blog Post |
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2018 Labor Day Palmer amaranth tour |
Blog Post |
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Managing Herbicide-Resistant Waterhemp in Dicamba-Resistant Soybean |
Blog Post |
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The 2015 Western Iowa Palmer Amaranth Tour |
Blog Post |
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Not all drift is created equal |
Blog Post |
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Herbicide program development: Using effective herbicide groups |
Blog Post |
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Metabolism-based resistance - Why the concern? |
Blog Post |
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Dicamba 2020: What went wrong in Iowa? |
Blog Post |
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Those who cannot remember the past are condemned to repeat it |
Blog Post |
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UAN and herbicide applications on emerged corn |
Blog Post |
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Management of Volunteer Corn in Fields Affected from Derecho |
Blog Post |
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Monarch overwintering numbers rebound |
Blog Post |
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Milestone vs 2,4-D for Palmer amaranth control in CRP |
Blog Post |
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What is a realistic goal for weed management? |
Blog Post |
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Time to Finish Up Fall Weed Management! |
Blog Post |
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On a weed and a prayer |
Blog Post |
