Sisyrinchium littorale
perennial

Golden-eyed Grass

Sisyrinchium littorale

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

12 inches

Width

8 inches

Light

Full Sun, Partial Sun

Zones

7, 8, 9

Water

Prefers moist to wet soil

Humidity

Average garden humidity

Lifespan

Perennial

Native To

Western North America

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

A perennial with iris-like, flattened green leaves, forming a clump. In late spring and early summer, it produces stems of bright yellow, star-shaped flowers. Native to coastal areas, this species thrives in moist to wet soils and is notable for its cheerful, sunny yellow flowers.

Uses & Benefits:

Ornamental UsesProvides delicate star-shaped purple flowers that brighten borders and rock gardens.
Practical UsesRequires minimal watering once established, making it suitable for drought-prone areas.
Ecological BenefitsAttracts beneficial insects, supporting garden biodiversity.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

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Planting

How to Grow

  1. Tuck seeds into moist soil in early spring for best germination
  2. Keep soil consistently moist during the growing season
  3. Transplant seedlings after they develop several leaves, approximately 6 weeks
  4. Divide clumps every 2-3 years in early spring to maintain vigor
  5. Mulch around plants to retain moisture and suppress weeds
  6. Mist cuttings lightly to encourage root development

Pro Tip

Ensure soil remains moist; avoid letting it dry out during peak growth periods.

Keep It Thriving

Care Guide

Do

  • Water regularly to keep soil moist 🌱
  • Mulch to retain soil moisture
  • Divide every 2-3 years for healthy growth
  • Plant in full sun for best flowering

Don't

  • Allow soil to dry out completely ❌
  • Overfertilize which can cause legginess
  • Plant in deep shade for best results
  • Ignore weeds around the base

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Deadhead
Divide
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Silver‑foliaged borderMoist meadow planting

Companion Plants

Echinacea Coreopsis Lupine Gaillardia Salvia

Multiply

Propagation Methods

Good to Know

Common Questions

Golden-eyed Grass questions

What zones can Golden-eyed Grass grow in?

Golden-eyed Grass 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 Golden-eyed Grass deer resistant?

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

When does Golden-eyed Grass bloom?

Golden-eyed Grass typically blooms in late spring to early summer through late spring. Exact timing shifts a week or two with your zone β€” Sow's bloom calendar maps it to your garden.

Does Golden-eyed Grass need full sun?

Golden-eyed Grass does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Keep exploring

Grow Golden-eyed Grass 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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