Tag Archives: Bill Kleiman

Shrub encroachment and fire

By Bill Kleiman We recently heard from Emily Wedel who worked on her doctorate at Konza Biological Station, looking at shrub encroachment in seldom and frequently burned units. Konza has been studying and pondering the shrubs which have established on … Continue reading

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A list of weeds and strategies

By Bill Kleiman This is a list of most of the weeds we manage against at Nachusa Grasslands. I give brief descriptions of our management strategies. This blogsite has a search bar where you can quickly find other posts with … Continue reading

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Testing shows confounding results. Late spring applications of clethodim on Reed Canary Grass.

By Bill Kleiman This is a continuing update on an original post. At the end I post several links to related articles on controlling reed canary. It is good to do simple monitoring or testing to see if a weed … Continue reading

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Nachusa Grasslands Prescribed Fire Summary Report April 2026

By Bill Kleiman April 9 IL DNR Franklin Creek Natural Area, 21-acres. These very modest flames do some good if they can just keep going. March 27: Yellow House Prairie burn 140– acres The bottom line: March 30: Kaleb Baker … Continue reading

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Knife vs Hammer brush mulcher

By Bill Kleiman Updated March 2026. We are on our second winter using a knife mulcher.    Link to a 2 minute time lapse video of a hammer mulcher clearing small brush to show off a treasure: https://youtu.be/6SrNRwR49tY Above is … Continue reading

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Managing against autumn olive

By Bill Kleiman To get control of a dense invasive olive on 28-acres we brush mowed, seeded heavily, started a frequent fire program, and continue to make visits to apply basal bark herbicide to individual shrubs. We have been mostly … Continue reading

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How much abundance of seed should we plant to establish a good prairie in a corn field?

By Bill Kleiman A basic question in prairie plantings is what is the weight of seed to plant per acre?  You would think that the community of prairie restoration ecologists would have answered this question in a controlled study a … Continue reading

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Queen Anne’s Lace, exotic but not invasive

By Bill Kleiman Daucus carota, Queen Anne’s Lace. Wilhelm and Rericha in Flora of the Chicago Region point out to us that Daucus means carrot. And of course carota means carrot. So a carrot’s carrot. If you dig up the … Continue reading

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Overseeding and Disturbance in a Tallgrass Prairie

By: Bill Kleiman – Director Nachusa Grasslands, Elizabeth Bach – Research Scientist Nachusa Grasslands, Elizabeth Becker – Doctoral Student SDSU / UC Davis Joint Doctoral Program in Ecology Restoring any ecosystem is extremely difficult and getting it right on the … Continue reading

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When to mow sweet clover to control it

By Bill Kleiman Yellow and white sweet clover (Melilotus officinalis and M alba) are on the invasive weed list of many natural areas managers. The plants are biennial, so on year two they bolt, bloom, and produce a lot of … Continue reading

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