Skip to main content

Tuber Starwort

Pseudostellaria jamesiana

Last reviewed: June 2026

Tuber Starwort (Pseudostellaria jamesiana)
Photo: Dave Powell, USDA Forest Service, Bugwood.org / Wikimedia Commons (Public domain)

Light

part shade

Water

medium

Size

4"–12" H × 3"–8" W

Bloom

Apr, May, Jun

Native to

OR

Pollinators

bees, beetles

Tuber starwort is a low-growing native wildflower that forms small clumps in partially shaded areas. It produces delicate white star-shaped flowers from April through June, then may go dormant in summer heat. This woodland perennial spreads slowly and works well as a groundcover in naturalized areas.

In an HOA neighborhood

Tuber Starwort takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Extremely small size makes it appear sparse in formal settings
  • Wildflower appearance may be deemed too informal
  • May disappear or look patchy in maintained landscapes

Wildlife value

The spring flowers attract native bees and beetles during an important early season blooming period. Its low growth habit provides shelter for beneficial ground-dwelling insects.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Tuber Starwort fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.