Life Span
Perennial
Perennial
Type
Needled or Scaled Evergreen
Broadleaf Evergreen
Origin
North-Central United States
Europe, Russia
Types
Blue Spruce, Norway Spruce, Picea omorika
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
52
0
40000
👆🏻
Habitat
Bog Garden, Woodland Garden Canopy
Cold Regions, stream banks
USDA Hardiness Zone
2-76-11
0
99
👆🏻
AHS Heat Zone
7-1
-
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
21,22
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,219.20 cm20.00 cm
0
3900
👆🏻
Minimum Width
365.76 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green, Blue Green, Dark Green
Red, Green, Copper
Leaf Color in Summer
Blue Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Green, Dark Green
Green, Blue Green
Leaf Color in Winter
Gray Green, Dark Green, Black
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Needle like
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
-
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Semi-ripe cuttings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Allow to dry out slightly between watering, Water daily during growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Apply 12-12-12 amounts, Nitrogen, Phosphorous, Potassium
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Red blotch
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
✔
✘
✔
✘
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
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, Wildlife, Windbreak
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Antiseptic, Digestive, Diuretic, Laxative, Pectoral, Poultice, Salve, Skin Disorders, tuberculosis
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Inner Bark, Seeds
Leaves, Twigs
Other Uses
Gum, Pitch, Repellent, String, Tannin, Used as a dye, Used for woodware, Used in making musical instruments, Used in paper industry, Waterproofing, Wood is used in construction
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening, Wind Break
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
PICEA glauca 'Densata'
Symphytum asperum
Common Name
White Spruce
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Black Hills Spruce Tree
Blackwort
In German
Weiß-Fichte
Blackwort
In French
Épinette blanche
Blackwort
In Spanish
Picea glauca
Blackwort
In Greek
Black Hills Spruce Tree
Blackwort
In Portuguese
Pinheiro-do-canadá
Blackwort
In Polish
Black Hills Spruce Tree
Blackwort
In Latin
Picea glauca
Blackwort
Kingdom
Plantae
Plantae
Phylum
Coniferophyta
Magnoliophyta
Class
Pinopsida
Magnoliopsida
Order
Pinales
Lamiales
Family
Pinaceae
Boraginaceae
Genus
Picea
Symphytum
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Barnadesioideae
Boraginoideae
Number of Species
535
1
27800
👆🏻