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A new Saskatchewan study aims to prevent herbicide-resistant palmer amaranth and waterhemp from spreading, using cultural ...
Field researchers, farmers and input providers are making some progress in the battle against Palmer amaranth, an invasive pigweed fairly new to southern Idaho and southeastern Oregon. Promising ...
There’s a new type of weed coming this way. And they’re herbicide resistant. Palmer amaranth and waterhemp are two types of ...
Stacy Campbell is a Crop Production Extension agent in the Cottonwood District (which includes Barton and Ellis cou ...
"When people think of weed control, the first thing that comes to mind is often our struggle with Palmer amaranth, better known as pigweed," says Larry Steckel, UT Extension weed specialist.
Pigweeds can be tall, growing to 3 to 6 feet. Stems and leaves may be smooth or hairy. Leaves are alternate on the stems and vary from oval to diamond-shaped and taper to a point. Leaf margins may be ...
Paraquat (Gramoxone, others) is a Group 22 herbicide that can work well in place of glyphosate for nonselective control of emerged pigweed and kochia. If planning to plant corn or sorghum next ...
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