Life Span
Perennial
Perennial
Type
Herbs
Broadleaf Evergreen
Origin
North America, Europe, Western Asia
Europe, Russia
Types
lupulus , cordifolius , lupuloides , neomexicanus , pubescens
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
52
0
40000
👆🏻
Habitat
ditches, Lake margins
Cold Regions, stream banks
USDA Hardiness Zone
4-86-11
0
99
👆🏻
AHS Heat Zone
8-1
-
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21
21,22
Habit
Vining/Climbing
Upright/Erect
Plant Size
Minimum Height
370.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
7.10 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Magenta
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
Orange Red
Leaf Color in Spring
Chartreuse, Yellow green
Red, Green, Copper
Leaf Color in Summer
Dark Green, Light Yellow, Yellow green
Green, Blue Green
Leaf Color in Fall
Yellow, Yellow green
Green, Blue Green
Leaf Color in Winter
Light Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Lobed and toothed
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Semi-hardwood cuttings, Softwood cuttings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Keep ground moist, Keep the Soil well drained
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
Acidic, Neutral
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
In Early Autumn, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, General purpose fertilizer with an NPK ratio 3-1-2
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Aphids, Japanese Beetles, Red spider mite
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
Medium
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Beetles
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Cottage Garden, Farmland, Informal Hedge, Wild gardens
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
anti bacterial, increase urine flow, Insomnia
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
extracted oil, Flowers
Leaves, Twigs
Other Uses
brewing beer
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Edible, Feature Plant, Herb / Vegetable, Rock Garden / Wall, Vine
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
HUMULUS lupulus 'Aureus'
Symphytum asperum
Common Name
Columbus Hops
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
साधारण राज़क
Blackwort
In German
Echter Hopfen
Blackwort
In French
Houblon
Blackwort
In Spanish
Humulus lupulus
Blackwort
In Greek
Columbus Hops
Blackwort
In Portuguese
Lúpulo
Blackwort
In Polish
Chmiel zwyczajny
Blackwort
In Latin
Columbus Hops
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Urticales
Lamiales
Family
Cannabaceae
Boraginaceae
Genus
Humulus
Symphytum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
335
1
27800
👆🏻