What is
Life Span
Perennial
Annual and Perennial
Type
Broadleaf Evergreen
Tender Perennial
Origin
Europe, Russia
Southern Europe, Mediterranean
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Not Available
Number of Varieties
2NA
0
40000
👆🏻
Habitat
Cold Regions, stream banks
gardens, Grassland, Prairies, tropical environments, Tropical regions
USDA Hardiness Zone
6-117-9
0
99
👆🏻
AHS Heat Zone
Not Available
9-7
Sunset Zone
21,22
4, 5, 6, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Mat-forming
Information
Plant Size
Minimum Height
20.00 cm30.50 cm
0.54
3900
👆🏻
Minimum Width
90.00 cm30.50 cm
0.1
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White, Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available, Orange Red
Green
Leaf Color in Spring
Red, Green, Copper
Gray Green
Leaf Color in Summer
Green, Blue Green
Gray Green
Leaf Color in Fall
Green, Blue Green
Gray Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Light Green
Shape
Leaf Shape
Oval
Linear
Thorns
✔
✘
✔
✘
Season
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Not Available
Drought
Care
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Seedlings, Stem Cutting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Allow soil to be completely dry in between waterings, Water Deeply, Water less during winter
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
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, Do not prune during shooting season, Prune if you want to improve plant shape, Prune prior to new growth, Remove deadheads
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
No fertilizers needed
Pests and Diseases
Aphids, Stem spot
fungus, Insects, Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Facts
Flowers
Showy
Not Available
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
Bees, Birds, Butterflies
Allergy
Antibacterial, Peripheral Edema
Skin irritation
Benefits
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Not Available
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Not Available
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Alpine, Container, Edging, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Scientific Name
Botanical Name
Symphytum asperum
CALADIUM 'Aaron'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Aaron Caladium, Angel Wings, Fancy-leaved Caladium
In Hindi
Blackwort
Aaron Caladium
In German
Blackwort
Aaron Caladium
In French
Blackwort
Aaron Caladium
In Spanish
Blackwort
Aaron Caladium
In Greek
Blackwort
Aaron τροπικό φυτό
In Portuguese
Blackwort
Aaron Caladium
In Polish
Blackwort
Aaron Caladium
In Latin
Blackwort
Aaron Caladium
Classification
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Alismatales
Family
Boraginaceae
Araceae
Genus
Symphytum
Caladium
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Not Available
Not Available
Subfamily
Boraginoideae
Aroideae
Number of Species
NANA
1
27800
👆🏻