Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Herbaceous Perennial
Origin
Europe, Russia
Central America
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Trollius laxus , Trollius asiaticus , Trollius pumilus
Number of Varieties
230
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Temperate Regions
USDA Hardiness Zone
6-113-8
0
99
👆🏻
AHS Heat Zone
-
12 - 1
Sunset Zone
21,22
A1, A2, A3, H1, H2, 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
Plant Size
Minimum Height
20.00 cm15.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Orange, Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown
Leaf Color in Spring
Red, Green, Copper
Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Green, Gray Green
Leaf Color in Fall
Green, Blue Green
Green, Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Shape
Leaf Shape
Oval
Palmate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer, Late Summer, Early Fall, Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Ground, Pot
How to Plant?
Root Division, Transplanting
Divison
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Keep ground moist
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Slightly Acidic, Slightly Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Prune after flowering, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, fertilize in spring
Pests and Diseases
Aphids, Stem spot
Pest Free, Powdery mildew
Plant Tolerance
Shallow soil, Sun
Drought, Moisture
Flowers
Showy
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
Medium
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Butterflies
Allergy
Antibacterial, Peripheral Edema
blisters, Burning sensation, Diarrhea, Irritation to intestines, Kidney Disease
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
along a porch, deck or patio, Bog Garden, Borders, Landscape Designing, Mixed Border, small hedge, Wild gardens
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Vitamin C
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
Traditional medicine
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Cottage garden, Flower borders, Informal Garden, Showy Tree
Botanical Name
Symphytum asperum
GOMPHRENA globosa 'Bicolor Rose'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Globe Amaranth, Globe Flower, Gomphrena
In Hindi
Blackwort
globe flower
In German
Blackwort
Trollblumen
In French
Blackwort
globe flower
In Spanish
Blackwort
Trollius
In Greek
Blackwort
globe flower
In Portuguese
Blackwort
Trollius
In Polish
Blackwort
Pełnik
In Latin
Blackwort
globe flower
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Vascular plant
Class
Magnoliopsida
Equisetopsida
Order
Lamiales
Ranunculales
Family
Boraginaceae
Rhamnaceae
Genus
Symphytum
Trollius
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3530
1
27800
👆🏻