Virginia Iris
Iris virginica
In the Carolinas and Georgia, found in tidal and nontidal marshes and swamps, stream margins, flatwoods, wet meadows, bogs. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
Native to Louisiana (estimated). How scores work Is it native here?
Profile 100%
- Height
- 1–2.5 feet
- Spread
- 1–3 feet
- Light
- Full sun, Partial shade
- Soil moisture
- Moist to standing water
Space about 2 ft apart from its recorded spread, about 25 per 100 sq ft. Enter your bed size for a count
Will it fit your yard?
At a glance
- Life cycle
- Perennial
- Bloom
- March to June
- Fruiting season
- May to September
Not yet recorded · Leaves
Recorded in 31 Louisiana parishes.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Open, herb-covered wetlands with fresh, non-tidal water.
Forested wetlands with standing water much of the year, such as cypress and gum swamps.
Streams, rivers and their banks
Flowing water and its banks, bars and rocky shoals.
Flat, sandy Coastal Plain pine woodlands, wetter than sandhills and denser than savannas.
Open, wet, grassy or sedgy ground that is not a bog.
Care
- Do not let the soil dry out during the growing season.
Care sources
Who uses this plant?
7CaterpillarsGenus host records with ranges including LA
Genus host records with ranges including LA · Iris
- Endothenia hebesanaVerbena Bud Moth
- Moodna ostrinellaDarker Moodna
- Orgyia leucostigmaWhite-Marked Tussock Moth
- Papaipema cataphractaBurdock Border, Potato-Stalk Borer
- Papaipema nebrisStalk Borer
- Thyridopteryx ephemeraeformisEvergreen Bagworm Moth
- Xanthopastis regnatrixConvict Caterpillar, Spanish Quaker, Spanish Moth
15BeesSoutheastern regional records
Southeastern regional records · Iris
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
1BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Iris
- Meleagris gallopavoWild Turkey
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Iridaceae
- Hardiness
- Zones 5a–9b
- Soil pH
- Acidic
- Flower color
- Blue or purple
- Growth rate
- Moderate
- Growth habit
- Spreads by rhizomes
- Foliage color
- Green
- Fruit begins
- May
- Fruit ends
- September
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “Late March to June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Blue or purple” · NC Extension Plant Toolbox (ranked first; USDA PLANTS differs)
- Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “May” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; NC Extension Plant Toolbox, USDA PLANTS differ) · Carolinas and Georgia
- Fruit ends · “September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; NC Extension Plant Toolbox, USDA PLANTS differ) · Carolinas and Georgia
- Growth habit · “Spreads by rhizomes” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Moderate” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Hardiness · “Zones 5a–9b” · NC Extension Plant Toolbox
- Height · “1–2.5 feet” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, USDA PLANTS, Minnesota Wildflowers differ)
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Virginia DCR Piedmont, Virginia DCR Coastal Plain differ)
- Soil · “Frequent standing water; Moist; Occasionally wet” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Virginia DCR Piedmont, Virginia DCR Coastal Plain differ)
- Soil pH · “Acidic” · NC Extension Plant Toolbox
- Spread · “1–3 feet” · NC Extension Plant Toolbox
Conservation status
| Louisiana rank | SNR |
|---|---|
| Global rank | G5 |
| LA status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Growing cautions
- Spreads by rhizomes. Spreads at a moderate rate by rhizomes and slowly by seed. Tennessee Smart Yards
For planning only; these do not change the score or Fit.
Sources
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025)
- Louisiana occurrence source
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications