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Seneca Snakeroot

Polygala senega

Last reviewed: June 2026

Seneca Snakeroot (Polygala senega)
Photo: After Berg & Schmidt, from Strasburger's Lehrbuch der Botanik, by permission of Gustav Fischer / Wikimedia Commons (Public domain)

Light

part sun

Water

medium

Size

12"–24" H × 6"–12" W

Bloom

May, Jun, Jul

Native to

RI

Pollinators

bees, butterflies

Seneca snakeroot is a delicate native perennial that produces small white flower spikes from late spring through summer. This compact plant forms neat clumps with slender stems and narrow leaves, maintaining a tidy appearance in partly shaded garden areas. It goes dormant in winter, disappearing completely until spring regrowth.

In an HOA neighborhood

Seneca Snakeroot 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.

  • Appears weedy and unkempt when dormant
  • Small wildflower appearance may not meet landscaping standards
  • Can be sparse and irregular in growth habit

Wildlife value

The small white flowers attract native bees and occasional butterflies during the long blooming period from May through July.

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