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Tag "waterhemp"

Iowa: Weed Quiz – Can You ID These 6 Different Pigweeds?

Iowa: Weed Quiz – Can You ID These 6 Different Pigweeds?

👤By Bob Hartzler, Iowa State University 🕔Jun 21, 2017

The six weedy Amaranthus species at the weed garden have grown quite a bit, but I’m not sure how much easier it is to differentiate a few of the species. Can you tell which is which?

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Pennsylvania Corn, Soybeans: Midseason Control of Marestail, Palmer Pigweed, Waterhemp

Pennsylvania Corn, Soybeans: Midseason Control of Marestail, Palmer Pigweed, Waterhemp

👤By William Curran and Dwight Lingenfelter, Pennsylvania State University 🕔Jun 21, 2017

As we proceed through the growing season, there are a few issues surrounding weed control and herbicide use. Here are some items to consider.

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Pennsylvania: Palmer Amaranth and Waterhemp Beginning to Emerge

Pennsylvania: Palmer Amaranth and Waterhemp Beginning to Emerge

👤By Annie Klodd, Pennsylvania State University 🕔Jun 15, 2017

Pigweed species have begun emerging for the season in Pennsylvania, including reports of Palmer amaranth and waterhemp in southeastern Pennsylvania. It is important to scout for these invasive weeds now, and control them before they reach 4 inches tall.

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Kansas Soybeans: Postemergence Marestail and Pigweed Control

Kansas Soybeans: Postemergence Marestail and Pigweed Control

👤By Dallas Peterson and Doug Shoup, Kansas State University 🕔Jun 13, 2017

Controlling marestail or pigweeds postemergence in soybeans is always easier when the weeds are small – less than 2 inches tall is preferable for good control. Once weeds get taller, they are often considerably more difficult to control. However, conditions

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Minnesota Soybeans: Residual Herbicides for Late-Planted, Emerged Fields

Minnesota Soybeans: Residual Herbicides for Late-Planted, Emerged Fields

👤By Jeff Gunsolus, Lisa Behnken, and Fritz Breitenbach. University of Minnesota 🕔May 24, 2017

Application of a residual herbicide prior to planting or emergence of the crop is an effective and highly recommended weed management strategy and also a key tool in managing herbicide resistance. Soil-applied residual herbicides are especially important to address tall

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I.D. Weed Seedlings: Common Waterhemp and Palmer Amaranth Differences

I.D. Weed Seedlings: Common Waterhemp and Palmer Amaranth Differences

👤By Amit Jhala, University of Nebraska-Lincoln 🕔May 23, 2017

Growers should be on the lookout for common waterhemp and Palmer amaranth, which typically start emerging in the first or second week of May in Nebraska and continue emerging up to late August. Although both species belong to the Amaranthaceae

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Iowa: Time to Scout CRP for Palmer Pigweed?

Iowa: Time to Scout CRP for Palmer Pigweed?

👤By Bob Hartzler, Iowa State University 🕔May 15, 2017

Iowa State University Extension weed specialist Bob Hartzler decided to take advantage of the great weather and see if Palmer amaranth could be identified in CRP fields where it was introduced last year.

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Minnesota: It’s Not All About Herbicides – 3 Key Tactics for Managing Weeds

Minnesota: It’s Not All About Herbicides – 3 Key Tactics for Managing Weeds

🕔Apr 26, 2017

Weed management tools can be divided into three main categories: mechanical, cultural, and chemical. Historically in conventional systems, chemical control options, or herbicides, have been relied on heavily.

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Ohio: Xtend Soybeans – Still Trying to Figure Out What to Do with Dicamba This Year?

Ohio: Xtend Soybeans – Still Trying to Figure Out What to Do with Dicamba This Year?

👤By Mark Loux, Ohio State University 🕔Apr 11, 2017

Even if you are planting RR Xtend soybeans, the answer to this could be – maybe nothing.

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Minnesota Soybeans: Got Waterhemp? Layer Residual Herbicides to Maintain Control

Minnesota Soybeans: Got Waterhemp? Layer Residual Herbicides to Maintain Control

👤By Lisa Behnken, Fritz Breitenbach, Jeff Gunsolus, Liz Stahl, and Phyllis Bongard, University of Minnesota 🕔Apr 11, 2017

Tall waterhemp is expanding its reach across Minnesota, and herbicide-resistant populations are becoming more commonplace.

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