Life Span
Annual
Perennial
Type
Sedge or Rush
Shrub
Origin
Southern Europe, United Kingdom, Northern Africa
United States, Southeastern United States, South-Central United States, Texas, Mexico
Types
-
-
Number of Varieties
202
0
40000
👆🏻
Habitat
Grassland, Humid climates, Riverbanks, Wet forest
Cultivated Beds
USDA Hardiness Zone
8-118-11
0
99
👆🏻
AHS Heat Zone
11-1
11-7
Sunset Zone
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Arching/Fountain-shaped
Upright/Erect
Plant Size
Minimum Height
15.20 cm90.00 cm
0
3900
👆🏻
Minimum Width
45.70 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Red, Magenta, Orange Red
Flower Color Modifier
Bicolor
-
Fruit Color
-
Brown, Red
Leaf Color in Spring
Green
Green, Blue Green
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Green
Green, Blue Green
Leaf Color in Winter
Green
-
Shape
Leaf Shape
Linear
Arrowhead
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Fast
Type of Soil
Loam
Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Poorly Drained
Well drained
Bloom Time
Indeterminate
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground, Pot
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Water when soil is dry
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Poorly Drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Apply 10-10-10 amount
Pests and Diseases
Red blotch
-
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
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
Fine
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Hummingbirds
Allergy
Asthma, Skin irritation
Toxic
Uses
Aesthetic Uses
Beautification
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Digestion problems, Fever
Antiemetic, Diuretic, Purgative, Tonic
Part of Plant Used
Whole plant
Flowers, Leaves
Other Uses
Showy Purposes, Used as Ornamental plant
Used as a general tonic, Used as a rat poison, Used as a vegetable
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Edging, Rock Garden / Wall
Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
ISOLEPIS cernua
ERYTHRINA herbacea
Common Name
Low Bulrush
Slender Clubrush
Red cardinal, Cardinal spear
In Hindi
फाइबर ऑप्टिक घास
Red Cardinal
In German
Lichtwellenleiter-Gras
Red Cardinal
In French
Fibre optique Herbe
Cardinal rouge
In Spanish
Hierba de fibra óptica
Cárdenas
In Greek
Οπτικών Ινών Grass
κόκκινο Καρδινάλιος
In Portuguese
Fibra Óptica Relva
Cardeal vermelho
In Polish
Światłowody Trawa
Red Cardinal
In Latin
Fiber opticus Grass
Cardinalis Rubrum
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
-
Magnoliopsida
Order
Poales
Fabales
Family
Cyperaceae
Fabaceae
Genus
Isolepis
Erythrina
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
Phaseoleae
Subfamily
Pooideae
Faboideae
Number of Species
7010
1
27800
👆🏻