Life Span
Perennial
Perennial
Type
Grass
Herb
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Asia
Europe, Asia
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
4-8-9999
0
99
👆🏻
AHS Heat Zone
8 - 1
9*1
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
21,22
Habit
Clump-Forming
Spreading
Plant Size
Minimum Height
30.50 cm60.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Purple, Pink, Violet, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green, Gray
Green, Gray Green
Leaf Color in Summer
Light Green
Green, Gray Green
Leaf Color in Fall
Blue Green, Gray
Green, Gray 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
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer
Spring, 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
Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
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
Coarse
Foliage Sheen
Matte
Matte
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
Herb / Vegetable
Botanical Name
FESTUCA glauca 'Boulder Blue'
SYMPHYTUM officinale
Common Name
Blue Fescue, Boulder Blue Fescue
Common Comfrey
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
Boraginaceae
Genus
Festuca
-
Clade
Angiosperms, Commelinids, Monocots
-
Tribe
Poeae
-
Subfamily
Pooideae
-
Number of Species
6135
1
27800
👆🏻