Tag Archives: weed management

Testing Follow-Up Treatments for Honeysuckle Resprouts

Basal bark treatment is one of the most effective methods for controlling invasive Amur honeysuckle, but it is not unusual to find treated shrubs that continue producing living shoots for weeks or even months after treatment. Should these plants be left alone to die from the original treatment? Or should they be sprayed with a follow up treatment? During the summer of 2026, I tested two follow-up herbicide treatments on surviving honeysuckle resprouts to determine whether additional treatment could improve control and reduce the risk of long-term survival. Continue reading

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Does Yellow Sweet Clover Resprout After Mowing?

Does yellow sweet clover resprout after mowing? The short answer is yes, but the story doesn’t end there. By tracking mowed plants at Nachusa Grasslands throughout the summer, this project found that early regrowth did not lead to long-term survival, offering practical insights on the effectiveness of mowing. Continue reading

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Are Two Sweeps Enough? Conversations with the Crew

By: Every summer, Nachusa’s field crew spends long days walking through prairie vegetation searching for birdsfoot trefoil. At first glance, it sounds simple enough. Find the plant. Spray the plant. Move on. But birdsfoot trefoil rarely cooperates. Some plants flower … Continue reading

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Comparison of Transline and Milestone-Based Treatment for Birdsfoot Trefoil Control

Invasive Species Researcher Clara Barton sets out to determine which herbicide treatment is most effective for treating Birdsfoot Trefoil. Continue reading

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Weed management

By Bill Kleiman, Director Nachusa Grasslands, TNC The recent GRN workshop was all tour based, with 5 themed tours that ran concurrently every two hours over two days. All participants could go on all 5 tours. I led the tour … Continue reading

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Weed sweeping with a tractor

By Bill Kleiman For years I have been using a small 30 hp tractor to cruise around grassland habitats looking for weed occurrences. The foot crews will be working with backpacks in certain areas and I will be off solo … Continue reading

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