weeds

Talk of Iowa
2:51 pm
Fri April 26, 2013

Horticulture Day: The Fight Against Weeds

Mr. Ducke / flickr

This is the season for planting, and next comes the season for fighting weeds.  Today on Talk of Iowa, it’s Horticulture Day. Bob Hartzler, an ISU extension weed specialist joins the program to talk about doing battle with volunteer trees and invasive species like multiflora rose and honeysuckle.  And, horticulturist Richard Jauron and Bob answer your questions. 

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Roundup Resistant Weeds
7:25 am
Wed October 17, 2012

Roundup resistance leading to more chemicals, study finds

Water hemp in this soybean field was not killed by Roundup. (Courtesy Bob Hartzler/Iowa State University)

Farmers and weeds are in a constant competition. When the herbicide called Roundup came along, farmers got a clear edge. But now weeds are beginning to catch up. Grant Gerlock of Harvest Public Media has more on how Roundup-resistant weeds are changing the game.