Life Span
Perennial
Perennial
Type
Perennial
Grass
Origin
-
North America, Canada, Mexico
Types
Iris hexagona, Iris fulva
Panicum abscissum, Panicum acostia, Panicum amarum
Number of Varieties
16038
0
40000
👆🏻
Habitat
gardens, Wet ground
Prairies
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-5
9 - 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, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
81.30 cm150.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Blue, Gold, Blue Violet
Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
-
Leaf Color in Spring
Green
Green, Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Red, Green, Orange, Blue Green, Gray Green, Bronze
Leaf Color in Winter
Light Green
Tan, Sandy Brown
Shape
Leaf Shape
Long linear and narrow
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Spring, Spring, Late Spring
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Soil Compaction
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Divison, From bulbs, From Rhizomes
Divison, Root Division
Plant Maintenance
High
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings, Requires a lot of watering
Average Water Needs, Do Not over Water, Requires regular watering
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
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead leaves
Prune in spring, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
Nitrogen
Pests and Diseases
Caterpillars, Rust
Red blotch
Plant Tolerance
Drought
Pollution, Soil Compaction
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
Medium
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds, Wildlife
Allergy
-
-
Uses
Aesthetic Uses
Bouquets, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Air purification, Provides ground cover, soil erosion prevension on hill slopes
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Leaves
Other Uses
Used as Ornamental plant
Cattle Fodder, Used as Biofuel
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Cutflower, Mixed Border, Water Gardens
Container, Feature Plant, Foundation, Mixed Border
Botanical Name
IRIS 'Blue Duke'
PANICUM virgatum
Common Name
Louisiana Iris
Switchgrass
In Hindi
Louisiana Iris
Switchgrass
In German
Louisiana-Iris
Switchgrass
In French
iris louisiane
switchgrass
In Spanish
iris luisiana
switchgrass
In Greek
Λουιζιάνα ίριδας
switchgrass
In Portuguese
louisiana iris
switchgrass
In Polish
louisiana tęczówki
switchgrass
In Latin
louisiana iris
switchgrass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Liliopsida
Order
Asparagales
Cyperales
Family
Iridaceae
Poaceae
Genus
Iris
Panicum
Clade
Angiosperms, Monocots
Angiosperms, Commelinids, Monocots
Tribe
Irideae
Paniceae
Subfamily
Iridoideae
Panicoideae
Number of Species
80450
1
27800
👆🏻