Life Span
Perennial
Perennial
Type
Perennial
Vegetable
Origin
-
Africa
Types
Iris hexagona, Iris fulva
Yardlong Bean
Black-Eyed Peas
Catjang
Dixie Lee Pea
Number of Varieties
1605
0
40000
👆🏻
Habitat
gardens, Wet ground
Fertile bottom land
USDA Hardiness Zone
6-9-9999
0
99
👆🏻
AHS Heat Zone
9-5
-
Sunset Zone
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
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
-
Plant Size
Minimum Height
81.30 cm90.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Blue, Gold, Blue Violet
White, Pink, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
White, Red, Green, Purple, Brown, Black
Leaf Color in Spring
Green
Green, Purple
Leaf Color in Summer
Green
Green, Purple
Leaf Color in Fall
Green
Green, Purple
Leaf Color in Winter
Light Green
Green, Purple
Shape
Leaf Shape
Long linear and narrow
Deltoid
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Divison, From bulbs, From Rhizomes
Seedlings
Plant Maintenance
High
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings, Requires a lot of watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Ample Water
Moderate
In Winter
Regular watering required
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
Any balanced general purpose fertilizer
Pests and Diseases
Caterpillars, Rust
Nematodes, Red blotch
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
-
-
Allergy
-
Legume allergy
Uses
Aesthetic Uses
Bouquets, Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Air purification
Plant Benefits
Medicinal Uses
-
Diuretic, Stomachic
Part of Plant Used
Flowers, Leaves
Seedpod, Seeds
Other Uses
Used as Ornamental plant
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Edible, Herb, Vegetable, Tropical
Botanical Name
IRIS 'Blue Duke'
VIGNA unguiculata
Common Name
Louisiana Iris
Blackeyed Pea
Cowpea
In Hindi
Louisiana Iris
लोबिया
In German
Louisiana-Iris
cowpea
In French
iris louisiane
niébé
In Spanish
iris luisiana
caupí
In Greek
Λουιζιάνα ίριδας
cowpea
In Portuguese
louisiana iris
Koopea
In Polish
louisiana tęczówki
Koopea
In Latin
louisiana iris
Koopea
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fabales
Family
Iridaceae
Fabaceae
Genus
Iris
Vigna
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
8090
1
27800
👆🏻