Sand dune sedge
Carex pansa
Last reviewed: September 2026
Sand dune sedge (Carex pansa) is a perennial grass native to CA, OR, WA. It blooms in March, April, and May.
Toxicity unknown
Sand dune sedge (Carex pansa) 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.
Light
full sun
Water
low
Size
6"–12" H × 12"–24" W
Bloom
Mar, Apr, May
Native to
CA, OR, WA
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 460 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
A fine-textured, spreading sedge that forms a dense low turf. It is widely planted as a low-water lawn alternative and dune stabilizer, staying tidy whether mown or left shaggy.
Growing Sand dune sedge
Grow Sand dune sedge in full sun and low water. Mature plants reach 6 to 12 inches tall and spread 12 to 24 inches wide.
Wildlife value
The dense root mat stabilizes soil and provides cover for ground-nesting insects; seeds are eaten by small birds.
Common questions
- How much sun does Sand dune sedge need?
- Sand dune sedge grows best in full sun conditions.
- When does Sand dune sedge bloom?
- Sand dune sedge blooms in March, April, and May.
- Where is Sand dune sedge native?
- Sand dune sedge (Carex pansa) is native to CA, OR, WA, per the World Checklist of Vascular Plants (Kew).
Native range data from the World Checklist of Vascular Plants (Kew). 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.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Sand dune sedge? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.