Purple Thistle (Cirsium horridulum) Plant Marker This is a herbaceous perennial

This is a herbaceous perennial

Soil type: acidic

this hardy vine is a rewarding choice for gardeners seeking both ornamental charm and ecological benefits

This herb is the host plant for the Eastern Black Swallowtail and Giant Swallowtail

Purple Thistle (Cirsium horridulum) Plant Marker This is a herbaceous perennialPurple thistle (aka yellow thistle) (Cirsium horridulum) is an annual or biennial herbaceous plant that occurs throughout Florida and in much of the eastern seaboard. This is a plant of roadsides and other disturbed habitats, and thrives across a wide variety of soil types in full to partly sunny conditions. It is a robust, wickedly spined plant. The caterpillars of the little metalmark butterfly are uniquely adapted to feed on it. This tiny, but