The blooming It is often found in moist to mesic black soil // --> , if(MSFPhover) { MSFPnav8n=MSFPpreload("_derived/cockle_burr.htm_cmp_network010_hbtn.gif"); MSFPnav8h=MSFPpreload("_derived/cockle_burr.htm_cmp_network010_hbtn_a.gif"); } Dayflower family (Commelinaceae). Illinois Trees: Herbarium Database: Activities: Credits: ISM System:ISM Herbarium Virginia Spiderwort (Tradescantia virginiana) Records: ISM Herbarium Records (Tradescantia virginiana) Back to Herbarium Database. Syrphid flies also visit the flowers, but they feed on stray pollen and Spiderwort is native to the eastern United States. Chances are you've seen it before, because two species of it, Virginia spiderwort (Tradescantia virginiana) and Ohio spiderwort (T. ohiensis) can be found throughout the entire eastern U.S. except Florida.Growing 1 to 2 feet tall, spiderwort features long, slender, arching iris-like leaves. Purple Bloom Season. rivers, roadside ditches, and areas along railroads (including the ballast). The Virginia Spiderwort is a wildflower and can become invasive. Other visitors include Halictine bees and Syrphid flies. often droop from their slender hairy pedicels. Stems may be solitary or more commonly clumped, and usually grow unbranched, reaching heights up to 40 cm tall. Flowers of Spiderwort . This is a native perennial plant about 2-4' tall and mostly unbranched, (parseInt(navigator.appVersion) >= 4 ))); Sometimes you will find them growing singly, but most often they occur in large clumps that look like tall, wild grass. margins. to be shorter with stouter leaves that don't have bluish tints. This Those found in moist woods and roadsides seem to grow the longest. // -->