Life Span
Perennial
Annual and Perennial
Type
Broadleaf Evergreen
Flowering Plants, Shrub
Origin
Europe, Russia
Mexico, Southwestern United States, Texas
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
-
Number of Varieties
250
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Hot climate regions, Humid climates
USDA Hardiness Zone
6-115-9
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
21,22
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm45.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Light Green
Leaf Color in Fall
Green, Blue Green
Green, Light Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Dark Green
Shape
Leaf Shape
Oval
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
All year
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Moist
The pH of Soil
Acidic, Neutral
Neutral, Slightly Acidic, Slightly Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Mid Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Get enough water whenever the soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Average Water
In Winter
Average Water
Ample Water
Soil
Soil pH
Acidic, Neutral
Neutral, Slightly Acidic, Slightly Alkaline
Soil Type
Loam, Sand
Moist
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Remove dead branches, Remove dead flowers
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Fertilizer every month during spring, General garden fertilizer
Pests and Diseases
Aphids, Stem spot
Blight, Botrytis Blight, Leaf spot, Powdery mildew, Root rot
Plant Tolerance
Shallow soil, Sun
Drought
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
Medium
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Butterflies
Allergy
Antibacterial, Peripheral Edema
allergic reaction, poisonous if ingested, Skin irritation
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Borders, Showy Purposes, small hedge
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Food for insects, Provides ground cover
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Flowers, Leaves
Other Uses
Used for its medicinal properties
Economic Purpose, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Bedding Plant, Flower borders, Hedges
Botanical Name
Symphytum asperum
Zinnia acerosa
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
desert zinnia, wild zinnia, white zinnia and spinyleaf zinnia
In Hindi
Blackwort
White Zinnia
In German
Blackwort
Weiß Zinnia
In French
Blackwort
Blanc Zinnia
In Spanish
Blackwort
Zinnia blanco
In Greek
Blackwort
λευκό Zinnia
In Portuguese
Blackwort
branco Zinnia
In Polish
Blackwort
Biały Zinnia
In Latin
Blackwort
Zinnia album
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Asterales
Family
Boraginaceae
Asteraceae
Genus
Symphytum
Zinnia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3520
1
27800
👆🏻