The herb is alterative, antiscorbutic and diuretic. It has been used used for the treatment of scurvy, impurities of the blood etc. It is also used as a remedy for scrofulous affections, especially of the skin, and is bruised and applied externally for healing burns and ulcers.
Corn speedwell is a winter annual weed with tiny bright blue flowers. It prefers sunny locations in poor soils that are moist to dry in disturbed areas. It is low-branching and spreads by seeds, occasionally forming colonies.
This plant is useful.
How to get rid of:
Use the gel (Roundup Gel) or ready-to-use spray (e.g Roundup Fast Action Ready-to-Use, SBM Job done General Purpose Weedkiller, Doff Glyphosate Weedkiller Ready-to-Use) on patches of speedwell. Leave the weed for three to four weeks for the weedkiller to take effect, before removing dead foliage.