Life Span
Annual and Perennial
Perennial
Type
Tender Perennial
Perennial
Origin
Southern Europe, Mediterranean
-
Types
Erysimum cheiri
Iris hexagona, Iris fulva
Number of Varieties
50160
0
40000
👆🏻
Habitat
gardens, Grassland, Prairies
gardens, Wet ground
USDA Hardiness Zone
7-96-9
0
99
👆🏻
AHS Heat Zone
9-7
9-5
Sunset Zone
4, 5, 6, 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
Mat-forming
Clump-Forming
Plant Size
Minimum Height
30.50 cm81.30 cm
0
3900
👆🏻
Minimum Width
30.50 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender
Yellow, Blue, Gold, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
Green
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green
Green
Leaf Color in Fall
Gray Green
Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Linear
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Seedlings, Stem Cutting
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Allow soil to be completely dry in between waterings, Water Deeply, Water less during winter
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
Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Do not prune during shooting season, Prune if you want to improve plant shape, Prune prior to new growth, Remove deadheads
Remove damaged leaves, Remove dead leaves
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
fungus, Insects, Red blotch
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
-
Allergy
Skin irritation
-
Uses
Aesthetic Uses
Beautification, Showy Purposes
Bouquets, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Whole plant
Flowers, Leaves
Other Uses
Showy Purposes
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Container, Edging, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Botanical Name
ERYSIMUM linifolium
IRIS 'Blue Duke'
Common Name
Wallflower
Louisiana Iris
In Hindi
wallflower
Louisiana Iris
In German
Goldlack
Louisiana-Iris
In French
giroflée and ravenelle
iris louisiane
In Spanish
Alhelí
iris luisiana
In Greek
Μη χορεύων θεατής χορού
Λουιζιάνα ίριδας
In Portuguese
goivo-amarelo
louisiana iris
In Polish
Lak
louisiana tęczówki
In Latin
Wallflower
louisiana iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Brassicales
Asparagales
Family
Brassicaceae
Iridaceae
Genus
Erysimum
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
7580
1
27800
👆🏻