Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
World/Pandemic, North America, Europe, Russia/Siberia, Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Blue fescue, Large Blue fescue
Number of Varieties
Not Available
Habitat
Cold Regions, stream banks
Moist Soils, Rocky areas, Well Drained
USDA Hardiness Zone
6-11
4-8
AHS Heat Zone
Not Available
8 - 1
Sunset Zone
21,22
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
Habit
Upright/Erect
Clump-Forming
Flower Color
White, Light Pink
Not Available
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available, Orange Red
Not Available
Leaf Color in Spring
Red, Green, Copper
Blue Green, Gray
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Blue Green, Gray
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Blue Green, Tan, Gray
Leaf Shape
Oval
Grass like
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer
Tolerances
Not Available
Drought
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Cut or pinch the stems, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Apply 10-10-10 amount
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Matte
Attracts
Ants, Butterflies, pollinators
Birds, Butterflies
Allergy
Antibacterial, Peripheral Edema
Not Available
Aesthetic Uses
Cottage Garden, Showy Purposes
Ground Cover
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Not Available
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Provides ground cover
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Not Available
Part of Plant Used
Leaves, Twigs
Flowers, Seeds
Other Uses
Used for its medicinal properties
Used as Ornamental plant
Used As Indoor Plant
No
Insignificant
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bedding Plant, Container, Feature Plant, Mixed Border, Rock Garden / Wall
Botanical Name
Symphytum asperum
FESTUCA glauca 'Boulder Blue'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Blue Fescue, Boulder Blue Fescue
In Hindi
Blackwort
Boulder Blue Fescue
In German
Blackwort
Boulder Blau -Schwingel
In French
Blackwort
Boulder bleu fétuque
In Spanish
Blackwort
Boulder azul de la hierba festuca
In Greek
Blackwort
Boulder μπλε γρασίδι φεστούκα
In Portuguese
Blackwort
Boulder Blue Grass festuca
In Polish
Blackwort
Boulder niebieskie trawy kostrzewy
In Latin
Blackwort
Hyacintho herba, lapidem fescue
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Family
Boraginaceae
Poaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
Not Available
Poeae
Subfamily
Boraginoideae
Pooideae
Number of Species
Not Available
Season and Care of Comfrey and Boulder Blue Fescue
Season and care of Comfrey and Boulder Blue Fescue is important to know. While considering everything about Comfrey and Boulder Blue Fescue Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Boulder Blue Fescue season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Boulder Blue Fescue is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Boulder Blue Fescue is Acidic, Neutral.
Comfrey and Boulder Blue Fescue Physical Information
Comfrey and Boulder Blue Fescue physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Boulder Blue Fescue height is 30.50 cm and width 25.40 cm. The color specification of Comfrey and Boulder Blue Fescue are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Boulder Blue Fescue flower color: Not Available
- Boulder Blue Fescue leaf color: Blue Green and Gray
Care of Comfrey and Boulder Blue Fescue
Care of Comfrey and Boulder Blue Fescue include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Boulder Blue Fescue pruning is done Cut or pinch the stems, Remove dead leaves and Remove dead or diseased plant parts. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Boulder Blue Fescue needs Lots of watering and in winter, it needs Average Water.