Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
-
Types
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Iris hexagona, Iris fulva
Number of Varieties
20160
0
40000
👆🏻
Habitat
Woodland Garden Canopy
gardens, Wet ground
USDA Hardiness Zone
4-86-9
0
99
👆🏻
AHS Heat Zone
8-1
9-5
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
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
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
2,438.40 cm81.30 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Light Yellow, Yellow green
Yellow, Blue, Gold, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown, Chocolate
Green
Leaf Color in Spring
Green, Copper
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Orange, Brown, Dark Red
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Lobed
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
Slow
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Spring
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Transplanting
Divison, From bulbs, From Rhizomes
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
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
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Caterpillars, Rust
Plant Tolerance
Drought, Wet Site
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
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
-
Uses
Aesthetic Uses
-
Bouquets, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
-
Plant Benefits
Medicinal Uses
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
-
Part of Plant Used
Inner Bark, Leaves, Seeds
Flowers, Leaves
Other Uses
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Botanical Name
QUERCUS velutina
IRIS 'Blue Duke'
Common Name
Black Oak
Louisiana Iris
In Hindi
Black Oak Tree
Louisiana Iris
In German
Schwarz Oak Tree
Louisiana-Iris
In French
Noir Oak Tree
iris louisiane
In Spanish
Negro del árbol de roble
iris luisiana
In Greek
Black Oak Tree
Λουιζιάνα ίριδας
In Portuguese
Carvalho Preto
louisiana iris
In Polish
Czarny Dąb
louisiana tęczówki
In Latin
Niger quercum ligno
louisiana iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Asparagales
Family
Fagaceae
Iridaceae
Genus
Quercus
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Cherokee
Irideae
Subfamily
-
Iridoideae
Number of Species
60080
1
27800
👆🏻