Life Span
Perennial
Perennial
Type
Grass
Herb
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Asia
Mediterranean
Types
Blue fescue, Large Blue fescue
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
1100
0
40000
👆🏻
Habitat
Moist Soils, Rocky areas, Well Drained
Forest edges, Hillside, Woods
USDA Hardiness Zone
4-85-9
0
99
👆🏻
AHS Heat Zone
8 - 1
12*4
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Cushion/Mound-forming
Plant Size
Minimum Height
30.50 cm30.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Purple, Pink, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Blue Green, Gray
Dark Green
Leaf Color in Summer
Light Green
Dark Green
Leaf Color in Fall
Blue Green, Gray
Dark Green
Leaf Color in Winter
Blue Green, Tan, Gray
Light Green
Shape
Leaf Shape
Grass like
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
-
In Summer
Lots of watering
Drought Tolerant, Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Cut or pinch the stems, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
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
Fine
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Bees, Flies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Ground Cover
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Provides ground cover
Air purification
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Flowers, Seeds
Flowers, Root
Other Uses
Used as Ornamental plant
-
Used As Indoor Plant
Insignificant
-
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Feature Plant, Mixed Border, Rock Garden / Wall
Container, Edging, Foundation, Groundcover, Herb / Vegetable, Mixed Border, Rock Garden / Wall
Botanical Name
FESTUCA glauca 'Boulder Blue'
TEUCRIUM chamaedrys
Common Name
Blue Fescue, Boulder Blue Fescue
Wall Germander
In Hindi
Boulder Blue Fescue
Hydrangea
In German
Boulder Blau -Schwingel
Hortensie
In French
Boulder bleu fétuque
Hortensia
In Spanish
Boulder azul de la hierba festuca
Hortensia
In Greek
Boulder μπλε γρασίδι φεστούκα
υδραγεία
In Portuguese
Boulder Blue Grass festuca
Hortênsia
In Polish
Boulder niebieskie trawy kostrzewy
Hortensja
In Latin
Hyacintho herba, lapidem fescue
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Liliopsida
-
Order
Cyperales
-
Family
Poaceae
Lamiaceae
Genus
Festuca
-
Clade
Angiosperms, Commelinids, Monocots
-
Tribe
Poeae
-
Subfamily
Pooideae
-
Number of Species
617
1
27800
👆🏻