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Southern Jointweed

Polygonella americana

Last reviewed: August 2026

Southern Jointweed (Polygonella americana)
Photo: Mason Brock (Masebrock) / Wikimedia Commons (Public domain)

Light

full sun

Water

low

Size

4"–12" H × 4"–12" W

Bloom

Jul, Aug, Sep

Native to

AL, AR, GA, LA and 7 more states

Pollinators

bees, beetles

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 437 programs across 44 states, each with a link to the provider and the date we last checked it.

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Southern jointweed is a low-growing native perennial that forms compact mounds of slender stems and small leaves. It produces tiny white or pinkish flowers in clusters during summer and fall, creating a delicate, airy texture in the landscape.

In an HOA neighborhood

Southern Jointweed 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.

  • Very small flowers may appear weedy to neighbors
  • Low informal growth habit lacks traditional landscaping structure
  • May be mistaken for an unwanted weed due to its natural appearance

Wildlife value

This plant attracts bees and beetles with its small but abundant flowers during the growing season. Its low profile and spreading habit can provide ground-level habitat for beneficial insects.

Common questions

How much sun does Southern Jointweed need?
Southern Jointweed grows best in full sun conditions.
When does Southern Jointweed bloom?
Southern Jointweed blooms in July, August, and September.
Where is Southern Jointweed native?
Southern Jointweed (Polygonella americana) is native to AL, AR, GA, LA and 7 more states, per the World Checklist of Vascular Plants (Kew).
What pollinators does Southern Jointweed attract?
Southern Jointweed draws bees and beetles.
Is Southern Jointweed HOA-friendly?
Southern Jointweed takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Southern Jointweed? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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