Life Span
Perennial
  
Perennial
  
Type
Grass
  
Cactus or Succulent
  
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Asia
  
Southwestern United States, Mexico
  
Types
Blue fescue, Large Blue fescue
  
Dasylirion acrotrichum, Dasylirion berlandieri, Dasylirion cedrosanum
  
Habitat
Moist Soils, Rocky areas, Well Drained
  
Desert, Dry areas, Rocky areas
  
USDA Hardiness Zone
4-8
  
12-15
  
AHS Heat Zone
8 - 1
  
12-10
  
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
  
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
  
Habit
Clump-Forming
  
Rosette/Stemless
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Not Available
  
Yellow
  
Flower Color Modifier
Bicolor
  
Not Available
  
Fruit Color
Not Available
  
Tan
  
Leaf Color in Spring
Blue Green, Gray
  
Green, Blue Green
  
Leaf Color in Summer
Light Green
  
Green, Blue Green
  
Leaf Color in Fall
Blue Green, Gray
  
Green, Blue Green
  
Leaf Color in Winter
Blue Green, Tan, Gray
  
Green, Blue Green
  
Shape
  
  
Leaf Shape
Grass like
  
Narrow
  
Thorns
No
  
Yes
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer, Fall, Winter
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun
  
Growth Rate
Medium
  
Slow
  
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
  
Spring
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Drought
  
Where to Plant?
Container, Ground
  
Container, Ground
  
How to Plant?
Seedlings
  
Leaf Cutting, Seedlings, Stem Cutting
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Requires regular watering
  
Does not require lot of watering, Water occasionally
  
In Summer
Lots of watering
  
Lots of watering
  
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, Remove dead or diseased plant parts
  
Fertilizers
Apply 10-10-10 amount
  
All-Purpose Liquid Fertilizer, Fertilzer with low nitrogen content
  
Pests and Diseases
Red blotch
  
Red blotch
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Insignificant
  
No
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
Not Available
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
No
  
No
  
Foliage Texture
Fine
  
Bold
  
Foliage Sheen
Matte
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
No
  
Attracts
Birds, Butterflies
  
Bees, Butterflies, Not Available
  
Allergy
Not Available
  
Not Available
  
Uses
  
  
Aesthetic Uses
Ground Cover
  
Ground Cover
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
No
  
No
  
Environmental Uses
Air purification, Provides ground cover
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Not Available
  
Not Available
  
Part of Plant Used
Flowers, Seeds
  
Not Available
  
Other Uses
Used as Ornamental plant
  
useful as a ground cover
  
Used As Indoor Plant
Insignificant
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Bedding Plant, Container, Feature Plant, Mixed Border, Rock Garden / Wall
  
Container, Dried Flower, Everlasting, Feature Plant, Rock Garden, Wall, Wildflower
  
Botanical Name
FESTUCA glauca 'Boulder Blue'
  
DASYLIRION berlandieri
  
Common Name
Blue Fescue, Boulder Blue Fescue
  
Blue Giant, Blue Twister, Desert Spoon, Zaragosa
  
In Hindi
Boulder Blue Fescue
  
Blue Giant Grass
  
In German
Boulder Blau -Schwingel
  
Blue Giant Grass
  
In French
Boulder bleu fétuque
  
Blue Giant Herbe
  
In Spanish
Boulder azul de la hierba festuca
  
Blue Grass gigante
  
In Greek
Boulder μπλε γρασίδι φεστούκα
  
Μπλε Giant Grass
  
In Portuguese
Boulder Blue Grass festuca
  
Blue Grass gigante
  
In Polish
Boulder niebieskie trawy kostrzewy
  
Błękitny Gigant Trawa
  
In Latin
Hyacintho herba, lapidem fescue
  
Giant herba blue
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Tracheophyta
  
Class
Liliopsida
  
Not Available
  
Order
Cyperales
  
Asparagales
  
Family
Poaceae
  
Agavaceae
  
Genus
Festuca
  
Dasylirion
  
Clade
Angiosperms, Commelinids, Monocots
  
Angiosperms, Monocots
  
Tribe
Poeae
  
Not Available
  
Subfamily
Pooideae
  
Nolinoideae
  
Season and Care of Boulder Blue Fescue and Blue Giant
Season and care of Boulder Blue Fescue and Blue Giant is important to know. While considering everything about Boulder Blue Fescue and Blue Giant Care, growing season is an essential factor. Boulder Blue Fescue season is Spring, Summer, Fall and Winter and Blue Giant season is Spring, Summer, Fall and Winter. The type of soil for Boulder Blue Fescue is Loam, Sand and for Blue Giant is Loam, Sand while the PH of soil for Boulder Blue Fescue is Acidic, Neutral and for Blue Giant is Neutral, Alkaline.
Boulder Blue Fescue and Blue Giant Physical Information
Boulder Blue Fescue and Blue Giant physical information is very important for comparison. Boulder Blue Fescue height is 30.50 cm and width 25.40 cm whereas Blue Giant height is 17.78 cm and width 10.16 cm. The color specification of Boulder Blue Fescue and Blue Giant are as follows:
Boulder Blue Fescue flower color: Not Available
Boulder Blue Fescue leaf color: Blue Green and Gray
Blue Giant flower color: Yellow
- Blue Giant leaf color: Green and Blue Green
Care of Boulder Blue Fescue and Blue Giant
Care of Boulder Blue Fescue and Blue Giant include pruning, fertilizers, watering etc. Boulder Blue Fescue pruning is done Cut or pinch the stems, Remove dead leaves and Remove dead or diseased plant parts and Blue Giant pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts. In summer Boulder Blue Fescue needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Blue Giant needs Lots of watering and in winter, it needs Average Water.