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Kendall County (IL) Forest Preserve District Perennial
Sowthistle (Field Sow Thistle) The non-native (Eurasia) Perennial Sowthistle is common in our area and is on the Illinois noxious weeds list. It prefers full sun, medium moisture and rich loamy soil. Habitats include weedy meadows, edges of gardens, roadsides and waste areas. This perennial is 2-4' tall, branching occasionally with alternate leaves up to 12" long and 3½" across, lance-shaped and usually having 2-5 lobes with pointed tips and edged in prickles. The upper stems terminate in long stalks with clusters of composite flowers. Each composite flower is about 1–1½" across with numerous bright yellow ray florets.
Perennial Sowthistle at Rose Hill Subdivision August 3, 2012
Perennial Sowthistle at Baker Woods Forest Preserve July 18, 2013
Perennial Sowthistle at Jay Woods Forest Preserve September 3, 2014
Perennial Sowthistle foliage at Baker Woods Forest Preserve July 18, 2013 Click here for more information. Copyright © 2011-2017 by Kendall County Forest Preserve District. All Rights Reserved. |
