Knautia arvensis, commonly known as field scabious, is a perennial flowering plant belonging to the Dipsacaceae family. It typically grows in meadows, grasslands, and along roadsides, reaching heights of 30 to 80 centimeters. The plant features distinctive round, purple-blue flower heads that bloom from late spring to early autumn, attracting various pollinators, including bees and butterflies. The leaves of Knautia arvensis are lance-shaped and can be found in a rosette at the base, with smaller leaves along the stem. This species is valued for its ecological role in supporting biodiversity and is often used in wildflower gardens and natural landscaping to enhance habitat for wildlife.