Eriocaulon decangulare
perennial

Ten-angled Pipewort

Eriocaulon decangulare

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

24 inches

Width

9 inches

Light

Full Sun, Partial Sun

Zones

7, 8, 9

Water

Wet to submerged

Humidity

High humidity preferred

Lifespan

Perennial

Native To

Eastern and Southern USA

Toxicity

Non-toxic

The Story

Plant Bio

Eriocaulon decangulare, commonly known as Ten-angled Pipewort, is a perennial aquatic or wetland plant distinguished by its basal rosette of narrow, grass-like leaves and unique, button-like white flower heads on long, ten-angled stalks. This species is notable for its long, twisted flower stalks (scapes) which have ten distinct angles. The white, button-like flower heads resemble old-fashioned hatpins, giving it a unique appearance in wet meadows, bogs, and pond margins.

Uses & Benefits:

Ornamental UsesAdds fine texture and delicate appearance to aquatic gardens.
Practical UsesHelps stabilize pond edges and prevent erosion.
Ecological BenefitsSupports aquatic insects and wildlife.

Marketplace

Where to Buy

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Planting

How to Grow

  1. Tuck seeds into moist soil in early spring.
  2. Mist cuttings regularly to keep humidity high.
  3. Keep soil consistently moist, especially during summer.
  4. Divide clumps every 2-3 years in early spring.
  5. Transplant in early spring or fall for best results.
  6. Maintain wet soil conditions for optimal growth.

Pro Tip

Ensure soil remains consistently moist for healthy growth.

Keep It Thriving

Care Guide

Do

  • Water regularly to keep soil moist 🌱
  • Provide partial shade in hot climates
  • Divide clumps every few years

Don't

  • Avoid drought stress ❌
  • Don’t allow soil to dry out completely
  • Do not transplant during flowering

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Deadhead
Divide
Plant
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Wet border with fine foliagePond edge for delicate texture

Companion Plants

Pickerelweed Cattails Water lilies

Multiply

Propagation Methods

Good to Know

Common Questions

Ten-angled Pipewort questions

What zones can Ten-angled Pipewort grow in?

Ten-angled Pipewort is hardy in USDA Zones 7–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Ten-angled Pipewort deer resistant?

Not reliably. Deer may browse Ten-angled Pipewort, especially tender spring growth β€” plan on repellents or fencing where pressure is high.

When does Ten-angled Pipewort bloom?

Ten-angled Pipewort typically blooms in summer to fall through late fall. Exact timing shifts a week or two with your zone β€” Sow's bloom calendar maps it to your garden.

Does Ten-angled Pipewort need full sun?

Ten-angled Pipewort does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Keep exploring

Grow Ten-angled Pipewort with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.

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