Arctic Rush
Juncus arcticus
Last reviewed: September 2026

Toxicity unknown
Arctic Rush (Juncus arcticus) 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 Arctic Rush as toxic to livestock.
Light
full sun
Water
high
Size
8"–24" H × 6"–12" W
Bloom
Jul, Aug, Sep
Native to
WY
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.
Find rebates in your areaBrowse plants for this ecoregion
Arctic rush is a clump-forming wetland plant with narrow, upright stems that create a fountain-like appearance. It produces small, inconspicuous brown flowers in late summer and requires consistently moist to wet soil conditions to thrive.
In an HOA neighborhood
Arctic Rush 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 very wet conditions unsuitable for typical yards
- Looks like unmanaged wetland vegetation
- May appear weedy or wild to untrained observers
Wildlife value
This rush provides nesting material and cover for waterfowl and marsh birds. The seeds are eaten by various songbirds and waterfowl.
Common questions
- How much sun does Arctic Rush need?
- Arctic Rush grows best in full sun conditions.
- When does Arctic Rush bloom?
- Arctic Rush blooms in July, August, and September.
- Where is Arctic Rush native?
- Arctic Rush (Juncus arcticus) is native to WY, per vouchered herbarium specimen records and regional native plant society lists.
- Is Arctic Rush toxic to livestock?
- The USDA PLANTS Database does not flag Arctic Rush as toxic to livestock.
- Is Arctic Rush HOA-friendly?
- Arctic Rush 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.
- 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 Arctic Rush? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Planning a bed around it? Start a free plan with this plant
Not sure where to start? Take the 2-minute yard quiz