Zigzag Iris
Iris brevicaulis
Last reviewed: June 2026
Iris brevicaulis is a native wetland perennial that produces striking blue flowers from March through May across the southeastern and south-central United States.
Zigzag Iris is toxic to dogs and cats.
Listed as toxic by the ASPCA Animal Poison Control Center (opens in new tab) (last reviewed 2026-05-21). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435and your veterinarian's emergency line.
Pollinator Patch flags toxic plants so you can choose a pet-safe native alternative for your yard.
Light
full sun
Water
medium
Size
12"–24" H × 6"–12" W
Bloom
Mar, Apr, May
Native to
AL, AR, FL, IL and 9 more states
Pollinators
hummingbirds
Browse plants for this ecoregion
Zigzag Iris is a compact native perennial that produces delicate blue to purple flowers in spring. This low-growing iris forms neat clumps with sword-like foliage and gets its name from the zigzag pattern of its flower stems.
Growing Zigzag Iris
Grow Zigzag Iris in full sun and medium water. Mature plants reach 12 to 24 inches tall and spread 6 to 12 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Zigzag Iris is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, street edge, mid zone.
Wildlife value
The spring blooms attract hummingbirds with their nectar, and the seeds provide food for various birds.
Common questions
- When does Zigzag Iris bloom?
- Iris brevicaulis typically blooms from March through May, producing distinctive blue to violet flowers.
- Where is Zigzag Iris native?
- This species is native to wetlands and low areas across the southeastern and south-central United States, including states from Texas and Louisiana north to Illinois and east to Florida.
- What pollinators visit Zigzag Iris?
- Hummingbirds are important pollinators of Iris brevicaulis, along with various native bees and butterflies that visit the flowers.
- What growing conditions does Zigzag Iris prefer?
- Iris brevicaulis thrives in full sun to partial sun with medium to wet soil conditions, making it ideal for rain gardens and pond edges.
- Is Zigzag Iris toxic to dogs?
- Yes. Zigzag Iris is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
- Is Zigzag Iris toxic to cats?
- Yes. Zigzag Iris is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
- Is Zigzag Iris HOA-friendly?
- Zigzag Iris is generally an HOA-friendly choice in the right placement, with low maintenance.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Pollinator Patch flags toxic plants like Zigzag Iris and shows pet-safe natives for your ecoregion instead.