Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
Eastern Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Pyrus calleryana
Number of Varieties
26
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Rural areas, Suburban areas, Urban areas
USDA Hardiness Zone
6-114-8
0
99
👆🏻
AHS Heat Zone
-
8-3
Sunset Zone
21,22
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Pyramidal
Plant Size
Minimum Height
20.00 cm910.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Sandy Brown
Leaf Color in Spring
Red, Green, Copper
Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green
Red, Burgundy
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Shape
Leaf Shape
Oval
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Medium
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
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought, Salt, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Do not water frequently, Needs watering once a week, Never Over-water, Requires watering in the growing season, Water once every two or three weeks
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
Pruning
Cut or pinch the stems, Remove dead leaves
Prune if you want to improve plant shape, Remove dead leaves, Remove deadheads, Remove hanging branches
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
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
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Asthma
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Landscape Designing, 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
Other Uses
Used for its medicinal properties
Decoration Purposes, Showy Purposes, Used as Ornamental plant, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Shade Trees, Street Trees
Botanical Name
Symphytum asperum
PYRUS calleryana
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Callery Pear
In Hindi
Blackwort
Callery नाशपाती
In German
Blackwort
Callery Pear
In French
Blackwort
Callery pear
In Spanish
Blackwort
Callery Pear
In Greek
Blackwort
Callery Αχλάδι
In Portuguese
Blackwort
Callery Pear
In Polish
Blackwort
Callery Gruszka
In Latin
Blackwort
Callery Pirum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheobionta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Rosales
Family
Boraginaceae
Rosaceae
Genus
Symphytum
Pyrus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3522
1
27800
👆🏻