Annual, winter annual. Reproducing only by seed.
Single or multiple stems from the rosette base that are thin, almost wirey and typically 5-10 cm tall.
A basal rosette with the lower leaves having a stalk while the upper leaves of the rosette being stalkless. Leaves about 1 to 1.5 cm long and 3-4 mm wide, green and pubescent.
Flowers early in the spring (March- April). 4, 2 lobed white petals that are about 3 mm long and 2 mm wide. 6 erect stamens. The ovary is green, oval and smooth. There are 4 green sepals. The fruit is flat, oval, smooth and contains 2 compartments with multiple seeds.
In agriculture it is most often found in cereal crops, but has also been documented on sod farms
Not considered a particularly competitive species.
Close up of a flowering whitlow grass seedling
A population of whitlow grass in an Ontario winter wheat field taken in late March, 2012.
A picture of whitlow grass taken in May, 2012