![](https://images.ctfassets.net/l2hapltrg3cz/4awa8s0bbh8L7Fo3RJmvfT/9786b4805b25fbffa5499962d85fae09/corn_poppy_01.jpg?fm=webp&w=1080&q=85)
Corn poppy
Papaver rhoeas
Importance
Common everywhere especially in cereal and oilseed rape crops.
![](https://images.ctfassets.net/l2hapltrg3cz/1oOMa8Z0aPJm9gEsrEot7w/6a5364eccbb59eeb829c0700a668d35a/corn_poppy_01.jpg?fm=webp&w=1920&q=85)
1. Cotyledons are small, narrow, entire and light green in colour.
![](https://images.ctfassets.net/l2hapltrg3cz/293P4YWd4L24JhfVDmt4ql/f293634524ab29c6f310b0aed4312073/corn_poppy_02.jpg?fm=webp&w=1920&q=85)
2. Later leaves are lance-shaped, deeply divided into lobes and hairy. First true leaves and often mitten-shaped.
![](https://images.ctfassets.net/l2hapltrg3cz/6aciHTK18vpihjS171ybjy/1d0475b5469b085ad4f753f5e5e23ea1/corn_poppy_03.jpg?fm=webp&w=1920&q=85)
3. An upright annual with bristly stems and large scarlet flowers with black centres.
![](https://images.ctfassets.net/l2hapltrg3cz/1h0qvud54Zy9GzLekPOd5R/677728ff5c36c4492f44e69e75b97e83/FieldMate_Promo_Mobile.jpg?fm=webp&w=3840&q=85)
![](https://images.ctfassets.net/l2hapltrg3cz/3CvKagUshwoSyxEDqRj52c/bd6e3be09e808d22cf4c4c324b6d4ac7/FieldMate_Promo_Desktop.jpg?fm=webp&w=3840&q=85)
![](https://images.ctfassets.net/l2hapltrg3cz/3CvKagUshwoSyxEDqRj52c/bd6e3be09e808d22cf4c4c324b6d4ac7/FieldMate_Promo_Desktop.jpg?fm=webp&w=3840&q=85)