Life Span
Perennial
Perennial
Type
Perennial
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
World, Pandemic, North America, Europe, Africa, Asia
Types
-
-
Number of Varieties
230
0
40000
👆🏻
Habitat
gardens, Hardwood forests
Bluffs, Sandy stream banks, Wooded slopes
USDA Hardiness Zone
5-74-10
0
99
👆🏻
AHS Heat Zone
7-5
10-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
2b, 3a, 3b, 4, 5, 6
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
15.20 cm10.20 cm
0
3900
👆🏻
Minimum Width
12.70 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
White
White, Purple, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green
-
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Gray Green
Green
Leaf Color in Fall
Green, Gray Green
Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Butterfly shaped
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Late Spring, Early Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Divison, Seedlings, Stem Planting
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Medium, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial Sun
Pruning
Remove deadheads, Requires very little pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
Pests and diseases free, Red blotch
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Bees, Insects
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Showy Purposes
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Cancer, Diuretic
Liver problems, Skin Disorders, Treatment of ulcers
Part of Plant Used
Flowers, Root
Flowers, Leaves
Other Uses
-
Employed in herbal medicine, Used as a spice
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
JEFFERSONIA diphylla
IRIS cristata
Common Name
-
Crested Iris
In Hindi
Twinleaf
कलगी आइरिस
In German
Twinleaf
Crested Iris
In French
Twinleaf
Crested Iris
In Spanish
Twinleaf
Crested Iris
In Greek
Twinleaf
Crested Iris
In Portuguese
Twinleaf
Crested Iris
In Polish
Twinleaf
Czubaty Iris
In Latin
Twinleaf
iubatum Iris
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
-
Class
Magnoliopsida
Liliopsida
Order
Ranunculales
Asparagales
Family
Berberidaceae
Iridaceae
Genus
Jeffersonia
Iris
Clade
Angiosperms, Eudicots
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
2210
1
27800
👆🏻