Orange-grass St. Johnswort

Prepared by Jennifer L. D’Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated April 2019.

Scientific name: Hypericum gentianoides (L.) Britton, Sterns & Poggenb.

Common name(s): orange-grass St. Johnswort, orange-grass St. John’s-Wort, orangegrass, pineweed

Links: USDA PLANTS Profile, NPIN Profile, Go Botany

Images: (to see enlargements [PC]: click on image, then right click and choose “view image”)


– annual

– leaves smell like citrus or peach when crushed

– fruits are bright red

-leaves are

  • simple
  • opposite


-disturbed sites






Go Botany. “Hypericum Gentianoides (L.) B.S.P.” Hypericum Gentianoides (Orange-Grass St. John’s-Wort): Go Botany, 2021,