Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
Southeastern Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Clumping bamboo, Running bamboo, Umbrella bamboo
Number of Varieties
21000
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Subtropical climates, Tropical regions
USDA Hardiness Zone
6-119-15
0
99
👆🏻
AHS Heat Zone
-
12 - 8
Sunset Zone
21,22
H1, H2, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm50.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Yellow green
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
Lance shaped
Thorns
✔
✘
✔
✘
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
Very Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Cold climate, Drought, Salt
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Stem Planting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires regular watering, Water more in summer
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
Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
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
Pests and Diseases
Aphids, Stem spot
Aphids, Insects, Red blotch
Plant Tolerance
Shallow soil, Sun
Cold climate, Drought, Salt
Flowers
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Aphids, Insects
Allergy
Antibacterial, Peripheral Edema
-
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Showy Purposes
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
-
Part of Plant Used
Leaves, Twigs
Stem, Tree trunks
Other Uses
Used for its medicinal properties
Air freshner, Decoration Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Tropical
Botanical Name
Symphytum asperum
BAMBUSA lako
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Black Timber Bamboo, Clumping Bamboo, Timor Black Bamboo
In Hindi
Blackwort
तिमोर काला बांस
In German
Blackwort
Timor-schwarzer Bambus
In French
Blackwort
Timor bambou noir
In Spanish
Blackwort
Timor Negro de bambú
In Greek
Blackwort
Τιμόρ Μαύρο μπαμπού
In Portuguese
Blackwort
Timor Black Bamboo
In Polish
Blackwort
Timor Czarny Bambus
In Latin
Blackwort
Timor Niger Bamboo
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Poales
Family
Boraginaceae
Poaceae
Genus
Symphytum
Bambusa
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
Poaceae
Subfamily
Boraginoideae
Barnadesioideae
Number of Species
35130
1
27800
👆🏻