Purple Thistle (Cirsium horridulum) Plant Marker This herb is the host

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

Fast growing tree

Microwave safe

prepping beds

Soil type: acidic

Purple Thistle (Cirsium horridulum) Plant Marker This herb is the hostPurple 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