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Graig Reicks

SDSU Extension Weed Ecology Field Specialist

605-688-5008

Berg Agricultural Hall 316
Agronomy, Horticulture & Plant Science-2207A
Brookings, SD 57007

Graig supports the citizens of South Dakota as an SDSU Extension Weed Ecology Field Specialist at the South Dakota State University campus in Brookings.

State & Regional Offices

SDSU Campus

Also by Graig Reicks

Multiple weed species growing in a grassy area.

Noxious Weeds Should Be Closely Monitored for Management

Pasture, rangelands and rights-of-way are starting to turn yellow, purple, or even a mix of both due to rapid growth of noxious weeds. Now is the time to implement management tactics to ensure the weeds do not outcompete desirable vegetation and invade adjacent land.

Wind carrying a cloud of topsoil over a dry, bare field.

2026 Growing Season: Forecasted dry weather and the implications on postemergence herbicide activity

Weather cannot be controlled, but there are variables we can control to help increase the effectiveness of postemergence herbicides during drought conditions.

Young absinth wormwood, Canada thistle, and leafy spurge plants emerging.

Start Management Plans Now: Absinth wormwood, Canada thistle and leafy spurge have emerged and are starting to grow

Absinth wormwood, Canada thistle and leafy spurge have emerged and are growing in eastern South Dakota. If not effectively managed, these weeds can displace desirable forage in pasture and rangeland.