Norhern Bedtstraw is perennial native to USA and Eurasia too.
It is creeping, dense plant, 18-24" tall x 12-18" wide. It prefers half shade and somewhat drained soils with average moisture (medium to moist).
It is adaptable to many soil types, but never plant in waterlogged soils. Flower with white flowers in June-July.
Native to most of the states of USA, except southeastern and southern USA. See the USDA distribution map. It is found in many habitats including prairies.
Hardy in zones 4 to 8, deer resistant plant. Main pollinators are flies and beetles, but it also attracts bees, ants, butterflies, and moths.
It's name comes from it's historical use of mattress and pillow stuffing. Young plants and leaves are edible and quite tasty, and have medicinal uses, while roots can be used for making a red dye.
It is creeping plant, with showy plant, but can be considered somewhat "weedy", so it may not bee the best plant for conventional flower bed, but is is excellent plant for naturalization and naturalistic plantings in woodland garden, woodland edges, half or light shaded part of pollinator or butterfly garden or for the erosion control.
It's fine structure looks good with more robust leaves or flowers like Aquilegia canadensis, Asarum canadensis, Chrysogonum virginianum, Heuchera, Geranium maculatum, Packera, Salvia lyrata, Monarda bradburiana, Phlox divaricata,Tradescantia, Walsteinia fragarioides, or grasses like Carex plantaginea,....but can look good with introduced perennials like Brunnera, Bergenia, Hosta or Geraniums.
Picture copyright : Benjamin Zwittnig, Commons Wikipedia