Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America, Canada
-
Types
Celtis africana, Celtis australis, Celtis bungeana
Iris hexagona, Iris fulva
Number of Varieties
70160
0
40000
👆🏻
Habitat
bottomlands, limestone outcrops
gardens, Wet ground
USDA Hardiness Zone
2-96-9
0
99
👆🏻
AHS Heat Zone
9-1
9-5
Sunset Zone
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
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
Spreading
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm81.30 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green
Yellow, Blue, Gold, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Purple
Green
Leaf Color in Spring
Light Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Light Yellow
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Toothed
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Fall
Spring
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Spring
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Heat Tolerance, Salt, Shade areas
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Grafting, Seedlings
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Needs 2-3 times watering per week
Do not let dry out between waterings, Requires a lot of watering
In Summer
Average Water
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
Clay, Loam
Clay, Loam
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove tight V-branching crotches
Remove damaged leaves, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Apply 10-10-10 amount, organic fertlizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Black sooty mold, Fungal Diseases, Powdery mildew, Red blotch, woolly aphid
Caterpillars, Rust
Plant Tolerance
Shade areas
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
-
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
Birds, Insects
-
Allergy
-
-
Uses
Aesthetic Uses
-
Bouquets, Showy Purposes
Beauty Benefits
Slow downs aging
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for animals, Food for birds
-
Plant Benefits
Medicinal Uses
Colic, Diarrhea, Dysentry, Menstrual Disorders, Sore throat
-
Part of Plant Used
Fruits, Pulp, Seeds, Wood
Flowers, Leaves
Other Uses
Food for animals, Used as a nutritious food item
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees, Street Trees
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Botanical Name
CELTIS occidentalis
IRIS 'Blue Duke'
Common Name
Common Hackberry, Hackberry
Louisiana Iris
In Hindi
HACKBERRY
Louisiana Iris
In German
Hackberry
Louisiana-Iris
In French
micocoulier
iris louisiane
In Spanish
almez
iris luisiana
In Greek
hackberry
Λουιζιάνα ίριδας
In Portuguese
hackberry
louisiana iris
In Polish
hackberry
louisiana tęczówki
In Latin
Hackberry
louisiana iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Urticales
Asparagales
Family
Ulmaceae
Iridaceae
Genus
Celtis
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
7080
1
27800
👆🏻