Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
Southern Asia, Southeastern Asia, India, Nepal
Europe, Russia
Types
Rubber Plant, Rubber Fig
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
602
0
40000
👆🏻
Habitat
agricultural areas, Along Railroads, Coastal Regions, Forests, Roadsides, Scrubs, Suburban areas
Cold Regions, stream banks
USDA Hardiness Zone
10-116-11
0
99
👆🏻
AHS Heat Zone
12-10
-
Sunset Zone
H1, H2, 16, 17, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
180.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Yellow, Yellow green
Orange Red
Leaf Color in Spring
Red, Dark Green, Crimson
Red, Green, Copper
Leaf Color in Summer
Red, Dark Green, Crimson
Green, Blue Green
Leaf Color in Fall
Red, Dark Green, Crimson
Green, Blue Green
Leaf Color in Winter
Red, Dark Green, Crimson
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Elliptic to oblong
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
-
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Vegetative Reproduction
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Keep ground moist, Requires a lot of watering
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, Alkaline
Acidic, Neutral
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, Partial shade
Pruning
Prune for shortening long shoots
Cut or pinch the stems, Remove dead leaves
Fertilizers
don't fertilize in winter
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Mealybugs, Red blotch, Scale, Spider mites, Yellow Leaves
Aphids, Stem spot
Plant Tolerance
-
Shallow soil, Sun
Flowers
Insignificant
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
Asthma, breathing problems
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, soil erosion prevension on hill slopes
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Latex
Leaves, Twigs
Other Uses
Making rubber, Making tyres
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Houseplant, Shade Trees, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
FICUS elastica
Symphytum asperum
Common Name
Rubber Plant
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
रबड़ का पौधा
Blackwort
In German
Ficus elastica
Blackwort
In French
Ficus elastica
Blackwort
In Spanish
ficus
Blackwort
In Greek
ελαστικός φίκος
Blackwort
In Portuguese
fábrica de borracha
Blackwort
In Polish
gumy roślin
Blackwort
In Latin
Flexilis herba
Blackwort
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Rosales
Lamiales
Family
Moraceae
Boraginaceae
Genus
Ficus
Symphytum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Ficeae
-
Subfamily
-
Boraginoideae
Number of Species
80035
1
27800
👆🏻