How much sun does Tenangle Pipewort need?

Tenangle Pipewort grows best in part sun conditions.

When does Tenangle Pipewort bloom?

Tenangle Pipewort blooms in July, August, and September.

Where is Tenangle Pipewort native?

Tenangle Pipewort (Eriocaulon decangulare) is native to AL, AR, DE, FL and 11 more states, per vouchered herbarium specimen records and regional native plant society lists.

Is Tenangle Pipewort toxic to livestock?

The USDA PLANTS Database does not flag Tenangle Pipewort as toxic to livestock.

Is Tenangle Pipewort HOA-friendly?

Tenangle Pipewort takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Tenangle Pipewort

Name: Pollinator Patch
Author: Pollinator Patch

Eriocaulon decangulare

Last reviewed: August 2026

Toxicity unknown

Tenangle Pipewort (Eriocaulon decangulare) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

The USDA PLANTS Database (opens in new tab) does not flag Tenangle Pipewort as toxic to livestock.

Light

part sun

Water

high

Size

4"–12" H × 2"–6" W

Bloom

Jul, Aug, Sep

Native to

AL, AR, DE, FL and 11 more states

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 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

East Central Texas Plains Western Gulf Coastal Plain South Central Plains Piedmont Middle Atlantic Coastal Plain Southeastern Plains Blue Ridge Southern Coastal Plain Southern Florida Coastal Plain Atlantic Coastal Pine Barrens

Tenangle pipewort is a small wetland perennial that forms compact clumps of narrow, grass-like leaves. It produces distinctive white, button-like flower heads on slender stems from July through September. This plant requires consistently moist to wet soil conditions and thrives in bog gardens or rain gardens.

In an HOA neighborhood

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

Works well in: backyard only.

Requires wet soil conditions difficult to maintain in typical landscapes
Very small size and grass-like appearance can look weedy
Specialized wetland plant appears out of place in conventional gardens

Wildlife value

While specific pollinator data is limited, the small white flowers likely attract tiny flies and other minor pollinators during the summer blooming period.

Common questions

How much sun does Tenangle Pipewort need?: Tenangle Pipewort grows best in part sun conditions.
When does Tenangle Pipewort bloom?: Tenangle Pipewort blooms in July, August, and September.
Where is Tenangle Pipewort native?: Tenangle Pipewort (Eriocaulon decangulare) is native to AL, AR, DE, FL and 11 more states, per vouchered herbarium specimen records and regional native plant society lists.
Is Tenangle Pipewort toxic to livestock?: The USDA PLANTS Database does not flag Tenangle Pipewort as toxic to livestock.
Is Tenangle Pipewort HOA-friendly?: Tenangle Pipewort 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 vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

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