Life Span
Perennial
Biennial
Type
Perennial
Flowering Plants, Grass, Herbs
Origin
-
Southwestern United States, Mexico
Types
Iris hexagona, Iris fulva
'Balboa White' lisianthus, 'Forever Blue' lisianthus, 'Forever White' lisianthus, 'Lisa Pink' lisianthus
Number of Varieties
16010
0
40000
👆🏻
Habitat
gardens, Wet ground
Grassland, Warmer regions
USDA Hardiness Zone
6-98-11
0
99
👆🏻
AHS Heat Zone
9-5
12-1
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
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
Upright/Erect
Plant Size
Minimum Height
81.30 cm20.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Blue, Gold, Blue Violet
White, Blue, Pink, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
-
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green
Gray Green
Leaf Color in Fall
Green
Gray Green
Leaf Color in Winter
Light Green
Gray Green
Shape
Leaf Shape
Long linear and narrow
Succulent
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring, Late Spring
Spring, Late Spring, Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Divison, From bulbs, From Rhizomes
Seedlings, Stem Planting
Plant Maintenance
High
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings, Requires a lot of watering
Form a Soil ring to water efficiently, It cannot sustain wet-feet, Keep the ground moist but not water-logged, Use Mulches to help prevent water loss during hot and windy weather, Water twice a day in the initial period
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
Neutral, Alkaline
Soil Type
Clay, Loam
Clay, 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
Cut or pinch the stems, Prune ocassionally, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Caterpillars, Rust
Botrytis Blight, Cercospora leaf spot, Cucumber mosaic, Curvularia blotch, Downy mildew, Fusarium stem rot, Fusarium wilt, Impatiens necrotic spot, Lisianthus necrosis, Phyllosticta leaf spot, Pythium root rot, Rhizoctonia stem rot, Sclerophoma stem blight, Tobacco mosaic
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single, Double, Semi-Double
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
-
Bees, Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Bouquets, Showy Purposes
Beautification, Bouquets, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Flowers
Other Uses
Used as Ornamental plant
Showy Purposes, Used for fragrance
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Bedding Plant, Container, Cutflower, Mixed Border, Wildflower
Botanical Name
IRIS 'Blue Duke'
EUSTOMA grandiflorum
Common Name
Louisiana Iris
Lisianthus
In Hindi
Louisiana Iris
Lisianthus
In German
Louisiana-Iris
Lisianthus
In French
iris louisiane
Lisianthus
In Spanish
iris luisiana
Lisianthus
In Greek
Λουιζιάνα ίριδας
Lisianthus
In Portuguese
louisiana iris
Lisianthus
In Polish
louisiana tęczówki
Eustoma
In Latin
louisiana iris
Lisianthus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Gentianales
Family
Iridaceae
Gentianaceae
Genus
Iris
Eustoma
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
803
1
27800
👆🏻