Kristin Pink, ecologist with the Cook County Forest Preserve District, looks at swamp thistle as she visits restoration sites at Palos preserves near Palos Park on Sept. 10, 2020.

Their flowers are too deep for honeybees to access. Swallowtails, fritillaries and skippers all frequent field and swamp thistle flowers for nectar.

WEST LAFAYETTE, Ind. – Dr. Thistle kidnapped Queen Flora – or at least that is the story Junior Master Gardeners in grades six through eight will hear as part of Operation Thistle. The Junior Master ...

LANSING--A new creepy crawly is slithering over natural areas and destroying native plants in the Upper Peninsula, wildlife experts warn. European swamp thistle is spreading rapidly throughout ...

After the eggs hatched, the larvae were placed on leaves of swamp thistle and reared to adulthood in paper cups.

There are at least nine different species of thistle in Florida which include tall thistle, Leconte’s thistle, swamp thistle, Nuttall’s thistle, purple or yellow thistle, bull thistle, and ...

Two black swallowtail butterflies, Papilio polyxenes, drink nectar from Field Thistle at Heritage Park in Champaign. Griesbaum Griesbaum Two black swallowtail butterflies, Papilio polyxenes, drink ...

Florida thistle species include tall thistle, Lecontes thistle, swamp thistle, Nutalls thistle, purple or yellow thistle, bull thistle, Virginia thistle.

The swamp metalmark, which is listed as a species of concern at the federal level, is most likely to be found in alkaline wetlands, wet meadows, marshes, or tamarack bogs around fens, according to ...

His greenhouse in Two Harbors is filled with plants like False Indigo, Fowl Manna Grass, Blazing Star Liatris, and even White Pine seedlings. “This is the swamp thistle,” Schutte pointed to a ...

Blacklick Woods Metro Park has unveiled a new canopy walk, elevating visitors 40 feet for a unique view of its historic swamp white oak forest.