Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
Southeastern Asia, Melanesia, Micronesia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Saccharum officinarum
Number of Varieties
236
0
40000
👆🏻
Habitat
Cold Regions, stream banks
agricultural areas, Wet lands
USDA Hardiness Zone
6-1110-15
0
99
👆🏻
AHS Heat Zone
-
12 - 9
Sunset Zone
21,22
H1, H2, 8, 9, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm180.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White hair and some brown spots on margins and at tips
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
Shape
Leaf Shape
Oval
Acicular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Very Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site, Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Cutting
Plant Maintenance
Low
High
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Water Deeply
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, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Prune ocassionally, Remove dead branches, Remove Ferns
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Equal amount of N,P,K, fertilize in growing season
Pests and Diseases
Aphids, Stem spot
Beetles, Fusarium root rot, Head smut
Plant Tolerance
Shallow soil, Sun
Heat Tolerance, Shade areas
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
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Butterflies, Rats, Squirrels
Allergy
Antibacterial, Peripheral Edema
Diabetes, Sleepiness
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Maintains teeth healthy, Making cosmetics
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Food for animals, Food for birds
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Aging, Antidepressant, Aphrodisiac, Appetite enhancer, Diuretic, Fatigue, Muscle Pain, Nutrients
Part of Plant Used
Leaves, Twigs
Leaf Stalks, Leaves, Stem
Other Uses
Used for its medicinal properties
Animal Feed, Biomass for fuel, Can be made into a herbal tea, Food for animals, Sometimes used for making wine
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Dried Flower/Everlasting, Edible, Feature Plant, Tropical
Botanical Name
Symphytum asperum
SACCHARUM officinarum
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Sugarcane
In Hindi
Blackwort
गन्ना
In German
Blackwort
Saccharum
In French
Blackwort
Canne à sucre
In Spanish
Blackwort
Saccharum
In Greek
Blackwort
Saccharum
In Portuguese
Blackwort
Cana-de-açúcar
In Polish
Blackwort
Saccharum
In Latin
Blackwort
Saccharum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Cyperales
Family
Boraginaceae
Poaceae
Genus
Symphytum
Saccharum
Clade
Angiosperms, Eudicots, Rosids
Commelinids, Monocots
Tribe
-
Andropogoneae
Subfamily
Boraginoideae
Panicoideae
Number of Species
3536
1
27800
👆🏻