Life Span
Perennial
Perennial
Type
Cactus or Succulent
Broadleaf Evergreen
Origin
-
Europe, Russia
Types
Cactus
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
-2
0
40000
👆🏻
Habitat
Loamy soils, Rocky areas, Sandhills
Cold Regions, stream banks
USDA Hardiness Zone
-99996-11
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
12, 13, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
300.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
8.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
White, Light Pink
Flower Color Modifier
-
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
-
Red, Green, Copper
Leaf Color in Summer
-
Green, Blue Green
Leaf Color in Fall
-
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Succulent
Oval
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral
Soil Drainage
-
Well drained
Bloom Time
-
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Cuttings, Hardwood Cuttings, Semi-hardwood cuttings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
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
Soil Type
-
Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
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
Showy
Showy
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Medium
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
-
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
-
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Nutrients
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Fruits, Seeds
Leaves, Twigs
Other Uses
Used for its medicinal properties
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
-
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
Pachycereus pringlei
Symphytum asperum
Common Name
Cardon, Mexican giant cardon, elephant cactus
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Cardon
Blackwort
In German
Cardon
Blackwort
In French
Cardon
Blackwort
In Spanish
Cardon
Blackwort
In Greek
Cardon
Blackwort
In Portuguese
Cardon
Blackwort
In Polish
Cardon
Blackwort
In Latin
Cardon
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Caryophyllales
Lamiales
Family
Cactaceae
Boraginaceae
Genus
Pachycereus
Symphytum
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Pachycereeae
-
Subfamily
Cactoideae
Boraginoideae
Number of Species
1235
1
27800
👆🏻