Life Span
Perennial
Annual and Perennial
Type
Grass
Flowering Plants, Shrubs
Origin
Europe, Western Asia
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Blue Dune Lyme Grass
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
7100
0
40000
👆🏻
Habitat
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
Forest edges, Hillside, Woods
USDA Hardiness Zone
7-92-11
0
99
👆🏻
AHS Heat Zone
9 - 7
7 - 1
Sunset Zone
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
150.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
75.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Creamy Yellow
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown
Leaf Color in Spring
Blue Green, Gray Green
Sea Green, Gray Green
Leaf Color in Summer
Light Green
Sea Green, Gray Green
Leaf Color in Fall
Blue Green, Gray Green
Sea Green, Gray Green
Leaf Color in Winter
Tan
Light Green
Shape
Leaf Shape
Grass like
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Very Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Pollution, Drought, Soil Compaction
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Root Division, Rooted stem cutting, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Slightly Acidic
Soil Type
Clay, Loam, Sand
Loamy
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
No pruning needed in the early stages, Prune grass to maintain level
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize in spring
Compost
Pests and Diseases
Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
Drought, Pollution, Soil Compaction, Wet Site
Drought
Flowers
Insignificant
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Butterflies
Allergy
Pollen
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Ground Cover, Landscape Designing
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, soil erosion prevension on hill slopes, soil stabilisation
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Stem
Flowers, Root
Other Uses
Used as Ornamental plant
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower/Everlasting, Groundcover
Container, Herb
Botanical Name
ELYMUS glaucus
CENTAUREA cyanus
Common Name
Blue Lyme Grass, Blue Wildrye
Batchelor's Buttons, Cornflower
In Hindi
Blue Lyme Grass
Hydrangea
In German
Blau Lyme Grass
Hortensie
In French
Bleu Lyme Herbe
Hortensia
In Spanish
Azul hierba de Lyme
Hortensia
In Greek
Μπλε Lyme Grass
υδραγεία
In Portuguese
Azul Lyme grama
Hortênsia
In Polish
Niebieska Trawa Lyme
Hortensja
In Latin
Blue Lyme Grass
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Anthophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Asterales
Family
Poaceae
Asteraceae
Genus
Elymus
Centaurea
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Triticeae
Cynareae
Subfamily
Pooideae
Carduoideae
Number of Species
2250
1
27800
👆🏻