Life Span
Perennial
Perennial
Type
Tender Perennial
Grass
Origin
North America, Mexico, Latin America and the Caribbean, Caribbean, Central America, South America
Europe, Western Asia
Types
Cryptanthus 'Absolute Zero'
Cryptanthus 'Agate'
Cryptanthus 'Alberta'
Cryptanthus 'Alpine Frost'
Blue Dune Lyme Grass
Number of Varieties
4807
0
40000
👆🏻
Habitat
Lowland evergreen rainforest, Rainforest, Shaded sites, Wild
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
USDA Hardiness Zone
-99997-9
0
99
👆🏻
AHS Heat Zone
-
9 - 7
Sunset Zone
-
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
-
Spreading
Plant Size
Minimum Height
20.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
15.00 cm75.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
Creamy Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
-
Blue Green, Gray Green
Leaf Color in Summer
-
Light Green
Leaf Color in Fall
-
Blue Green, Gray Green
Leaf Color in Winter
Light Green
Tan
Shape
Leaf Shape
Linear
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall, Winter
Growing Conditions
Sunlight
-
Full Sun, Partial Sun, Partial shade
Growth Rate
-
Fast
Type of Soil
-
Clay, Loam, Sand
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
-
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Drought, Soil Compaction
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Cuttings, Leaf Cutting, Seedlings
Root Division, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do not water excessively, Keep the Soil well drained
Average Water Needs, occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral, Alkaline
Soil Type
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
-
Full Sun, Partial Sun, Partial shade
Pruning
Pinch or prune as they grow to promote branching and bushiness, Pinching, Remove damaged leaves, Remove dead branches, Remove dead leaves
No pruning needed in the early stages, Prune grass to maintain level
Fertilizers
Does not require fertilizer once established
All-Purpose Liquid Fertilizer, fertilize in spring
Pests and Diseases
Pests and diseases free, Red blotch
Red blotch
Plant Tolerance
Variety of soil types
Drought, Pollution, Soil Compaction, Wet Site
Flowers
Showy
Insignificant
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
-
Coarse
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ladybug beetles, Mealybugs, Scale Insects
Butterflies
Allergy
-
Pollen
Uses
Aesthetic Uses
Beautification, Borders, Decorating walls, Ground Cover
Ground Cover, Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, soil erosion prevension on hill slopes, soil stabilisation
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
-
Stem
Other Uses
Used as Ornamental plant, useful as a ground cover
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Dried Flower/Everlasting, Groundcover
Botanical Name
CRYPTANTHUS
ELYMUS glaucus
Common Name
Cryptanthus, Earth Star
Blue Lyme Grass, Blue Wildrye
In Hindi
Earth Star
Blue Lyme Grass
In German
Erdstern
Blau Lyme Grass
In French
Terre étoile
Bleu Lyme Herbe
In Spanish
estrella de la tierra
Azul hierba de Lyme
In Greek
γη αστεριών
Μπλε Lyme Grass
In Portuguese
Estrela da terra
Azul Lyme grama
In Polish
Gwiazda ziemi
Niebieska Trawa Lyme
In Latin
terra, stella
Blue Lyme Grass
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Liliopsida
Liliopsida
Order
Bromeliales
Cyperales
Family
Bromeliaceae
Poaceae
Genus
Cryptanthus
Elymus
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Commelinids, Monocots
Tribe
-
Triticeae
Subfamily
Bromelioideae
Pooideae
Number of Species
502
1
27800
👆🏻