BOZEMAN - Researchers at Montana State University are leading a collaborative grant across the four-state Northern Great Plains and Pacific Northwest regions with a multi-pronged attack on what is ...

Creeping thistle (Cirsium arvense) and spear thistle (Cirsium vulgare) are two of just five weeds labelled “injurious” under The Weeds Act 1959. Both are strong spreaders and competitors which invade ...

WINNIPEG, MB, Aug. 25, 2023 /PRNewswire/ - Following advocacy from Canadian government and industry, Vietnam's Ministry of Agriculture and Rural Development has released a revised quarantine pest list ...

CREEPING THISTLES are an increasing problem in sugar beet fields and the problem could get worse, experts have predicted. Over the past decade the weed has increased by wind-dispersed seed from ...

THERE ARE two major species of thistles which and damaging in grassland - creeping and spear thistles. They most commonly occur in older swards, on soils with low levels of phosphate and nitrogen but ...

Creeping Thistle and the difficulties in eradicating it. An interview with Alan Hopkins, of the Institute of Grassland, who describes the root system and its inedibility for sheep. Also on the ...

Scott Keen of Columbus was in the process of photographing a tiny Eastern Tailed-Blue Butterfly perching on a creeping thistle flower at the Tangeman Woods Outdoor Lab on June 25, when a honeybee ...

Creeping thistle removed from quarantine pest list. WINNIPEG — Following advocacy from Canadian government and industry, Vietnam’s Ministry of Agriculture and Rural Development has released a revised ...