Life Span
Perennial
Perennial
Type
Shrub
Perennial
Origin
United States, Southeastern United States, South-Central United States, Texas, Mexico
-
Types
-
Iris hexagona, Iris fulva
Number of Varieties
2160
0
40000
👆🏻
Habitat
Cultivated Beds
gardens, Wet ground
USDA Hardiness Zone
8-116-9
0
99
👆🏻
AHS Heat Zone
11-7
9-5
Sunset Zone
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
90.00 cm81.30 cm
0
3900
👆🏻
Minimum Width
60.00 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Magenta, Orange Red
Yellow, Blue, Gold, Blue Violet
Flower Color Modifier
-
Bicolor
Fruit Color
Brown, Red
Green
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Arrowhead
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer, Late Summer
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Average Water Needs
Do not let dry out between waterings, Requires a lot of watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Ample Water
In Winter
Average Water
Regular watering required
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead leaves
Fertilizers
Apply 10-10-10 amount
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Caterpillars, Rust
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
-
Allergy
Toxic
-
Uses
Aesthetic Uses
Borders
Bouquets, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
Antiemetic, Diuretic, Purgative, Tonic
-
Part of Plant Used
Flowers, Leaves
Flowers, Leaves
Other Uses
Used as a general tonic, Used as a rat poison, Used as a vegetable
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Wildflower
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Botanical Name
ERYTHRINA herbacea
IRIS 'Blue Duke'
Common Name
Red cardinal, Cardinal spear
Louisiana Iris
In Hindi
Red Cardinal
Louisiana Iris
In German
Red Cardinal
Louisiana-Iris
In French
Cardinal rouge
iris louisiane
In Spanish
Cárdenas
iris luisiana
In Greek
κόκκινο Καρδινάλιος
Λουιζιάνα ίριδας
In Portuguese
Cardeal vermelho
louisiana iris
In Polish
Red Cardinal
louisiana tęczówki
In Latin
Cardinalis Rubrum
louisiana iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fabales
Asparagales
Family
Fabaceae
Iridaceae
Genus
Erythrina
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Phaseoleae
Irideae
Subfamily
Faboideae
Iridoideae
Number of Species
1080
1
27800
👆🏻