Life Span
Perennial
  
Perennial
  
Type
Grass
  
Fern
  
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Asia
  
Northeastern United States, Eastern Asia
  
Types
Blue fescue, Large Blue fescue
  
Not Available
  
Habitat
Moist Soils, Rocky areas, Well Drained
  
Forest margins, Roadsides, Terrestrial
  
USDA Hardiness Zone
4-8
  
2-9
  
AHS Heat Zone
8 - 1
  
8-1
  
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
  
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6
  
Habit
Clump-Forming
  
Upright/Erect
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Not Available
  
Not Available
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Not Available
  
Not Available
  
Leaf Color in Spring
Blue Green, Gray
  
Green
  
Leaf Color in Summer
Light Green
  
Green
  
Leaf Color in Fall
Blue Green, Gray
  
Green
  
Leaf Color in Winter
Blue Green, Tan, Gray
  
Not Available
  
Shape
  
  
Leaf Shape
Grass like
  
Lance shaped
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall, Winter
  
Spring, Summer, Fall
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun
  
Growth Rate
Medium
  
Fast
  
Type of Soil
Loam, Sand
  
Loam
  
The pH of Soil
Acidic, Neutral
  
Acidic
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Early Summer, Summer
  
Not Available
  
Repeat Bloomer
No
  
No
  
Tolerances
Drought
  
Not Available
  
Where to Plant?
Container, Ground
  
Ground
  
How to Plant?
Seedlings
  
Divison, Spores
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Requires regular watering
  
Water Deeply, Water when soil is dry
  
In Summer
Lots of watering
  
Lots of watering
  
In Spring
Moderate
  
Moderate
  
In Winter
Average Water
  
Average Water
  
Soil
  
  
Soil pH
Acidic, Neutral
  
Acidic
  
Soil Type
Loam, Sand
  
Loam
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Partial 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, Shape and thin as needed
  
Fertilizers
Apply 10-10-10 amount
  
All-Purpose Liquid Fertilizer
  
Pests and Diseases
Red blotch
  
Mealybugs
  
Plant Tolerance
Drought
  
Drought
  
Flowers
Insignificant
  
None
  
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
  
No
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
No
  
No
  
Foliage Texture
Fine
  
Fine
  
Foliage Sheen
Matte
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
Yes
  
Attracts
Birds, Butterflies
  
Hummingbirds
  
Allergy
Not Available
  
Skin irritation
  
Uses
  
  
Aesthetic Uses
Ground Cover
  
Showy Purposes
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
No
  
Unknown
  
Environmental Uses
Air purification, Provides ground cover
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Not Available
  
Blood disorders
  
Part of Plant Used
Flowers, Seeds
  
Buds
  
Other Uses
Used as Ornamental plant
  
Culinary use
  
Used As Indoor Plant
Insignificant
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Bedding Plant, Container, Feature Plant, Mixed Border, Rock Garden / Wall
  
Feature Plant, Groundcover, Mixed Border
  
Botanical Name
FESTUCA glauca 'Boulder Blue'
  
OSMUNDA claytoniana
  
Common Name
Blue Fescue, Boulder Blue Fescue
  
Interrupted Fern
  
In Hindi
Boulder Blue Fescue
  
बाधित फर्न
  
In German
Boulder Blau -Schwingel
  
unterbrochen Fern
  
In French
Boulder bleu fétuque
  
Fern interrompu
  
In Spanish
Boulder azul de la hierba festuca
  
helecho interrumpido
  
In Greek
Boulder μπλε γρασίδι φεστούκα
  
διακοπεί Fern
  
In Portuguese
Boulder Blue Grass festuca
  
Fern interrompido
  
In Polish
Boulder niebieskie trawy kostrzewy
  
przerwana Fern
  
In Latin
Hyacintho herba, lapidem fescue
  
Fern intermissis
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Pteridophyta
  
Class
Liliopsida
  
Polypodiopsida
  
Order
Cyperales
  
Osmundales
  
Family
Poaceae
  
Osmundaceae
  
Genus
Festuca
  
Osmunda
  
Clade
Angiosperms, Commelinids, Monocots
  
Not Available
  
Tribe
Poeae
  
Not Available
  
Subfamily
Pooideae
  
Not Available
  
Number of Species
Not Available
  
Season and Care of Boulder Blue Fescue and Interrupted Fern
Season and care of Boulder Blue Fescue and Interrupted Fern is important to know. While considering everything about Boulder Blue Fescue and Interrupted Fern Care, growing season is an essential factor. Boulder Blue Fescue season is Spring, Summer, Fall and Winter and Interrupted Fern season is Spring, Summer, Fall and Winter. The type of soil for Boulder Blue Fescue is Loam, Sand and for Interrupted Fern is Loam while the PH of soil for Boulder Blue Fescue is Acidic, Neutral and for Interrupted Fern is Acidic.
Boulder Blue Fescue and Interrupted Fern Physical Information
Boulder Blue Fescue and Interrupted Fern physical information is very important for comparison. Boulder Blue Fescue height is 30.50 cm and width 25.40 cm whereas Interrupted Fern height is 60.00 cm and width 60.00 cm. The color specification of Boulder Blue Fescue and Interrupted Fern are as follows:
Boulder Blue Fescue flower color: Not Available
Boulder Blue Fescue leaf color: Blue Green and Gray
Interrupted Fern flower color: Not Available
- Interrupted Fern leaf color: Green
Care of Boulder Blue Fescue and Interrupted Fern
Care of Boulder Blue Fescue and Interrupted Fern 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 Interrupted Fern pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Shape and thin as needed. In summer Boulder Blue Fescue needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Interrupted Fern needs Lots of watering and in winter, it needs Average Water.