Life Span
Perennial
Perennial
Type
Cactus or Succulent
Tender Perennial
Origin
Southwestern United States, Mexico
Southern Africa
Types
Dasylirion acrotrichum, Dasylirion berlandieri, Dasylirion cedrosanum
Perennial
Number of Varieties
650
0
40000
👆🏻
Habitat
Desert, Dry areas, Rocky areas
Desert, Mediterranean region, Subtropical climates, Temperate Regions
USDA Hardiness Zone
12-158-10
0
99
👆🏻
AHS Heat Zone
12-10
10-8
Sunset Zone
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Rosette/Stemless
Clump-Forming
Plant Size
Minimum Height
17.78 cm61.30 cm
0
3900
👆🏻
Minimum Width
10.16 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
Yellow, Light Yellow, Brown
Flower Color Modifier
-
Bicolor
Fruit Color
Tan
Green, Brown
Leaf Color in Spring
Green, Blue Green
Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Green, Gray Green
Leaf Color in Fall
Green, Blue Green
Green, Gray Green
Leaf Color in Winter
Green, Blue Green
Light Green
Shape
Leaf Shape
Narrow
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Leaf Cutting, Seedlings, Stem Cutting
Rhizome division, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Does not require lot of watering, Water occasionally
Requires regular watering
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
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Fertilzer with low nitrogen content
Any balanced general purpose fertilizer
Pests and Diseases
Red blotch
Nematodes, Scale
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
Bold
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Bees, Birds, Butterflies
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Ethnobotanic
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
-
Root
Other Uses
useful as a ground cover
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Dried Flower, Everlasting, Feature Plant, Rock Garden, Wall, Wildflower
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Botanical Name
DASYLIRION berlandieri
DIETES bicolor
Common Name
Blue Giant, Blue Twister, Desert Spoon, Zaragosa
African iris, Fortnight lily
In Hindi
Blue Giant Grass
African Iris
In German
Blue Giant Grass
Afrikanische Iris
In French
Blue Giant Herbe
African Iris
In Spanish
Blue Grass gigante
Iris africano
In Greek
Μπλε Giant Grass
Αφρικανική Iris
In Portuguese
Blue Grass gigante
Iris africano
In Polish
Błękitny Gigant Trawa
Afryki Iris
In Latin
Giant herba blue
African Iris
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
-
Magnoliopsida
Order
Asparagales
Asparagales
Family
Agavaceae
Iridaceae
Genus
Dasylirion
Dietes
Clade
Angiosperms, Monocots
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
Nolinoideae
Iridoideae
Number of Species
22300
1
27800
👆🏻