Field Mouse-Ear (Cerastium arvense ssp. arvense) is a perennial, grows up to 30 cm tall, and blooms from spring through early summer.
- Popular name(s): Field Mouse-Ear, Field Chickweed
- Botanical name: Cerastium arvense ssp. arvense
- Family: Caryophyllaceae
- Origin: Europe to North Africa (Morocco) and as a naturalized species also in some parts of North America.
- Height: 10 to 30 centimetres
- USDA zone: 5 (-23 °C)