Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States, Canada
Europe, Russia
Types
it is a type of birch
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
32
0
40000
👆🏻
Habitat
Hillside, Mountain tops
Cold Regions, stream banks
USDA Hardiness Zone
4-76-11
0
99
👆🏻
AHS Heat Zone
7-1
-
Sunset Zone
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16
21,22
Habit
Pyramidal
Upright/Erect
Plant Size
Minimum Height
1,680.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
760.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, Light Green
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Bronze, Sandy Brown
Orange Red
Leaf Color in Spring
Green, Dark Green
Red, Green, Copper
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Yellow
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Oval
Oval
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
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
Prune to half of its height
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize twice a year
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Borers, Chlorosis
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
Medium
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
Respiratory problems, Skin rash
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Landscape Designing, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shelter for wildlife
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Bark, Sap
Leaves, Twigs
Other Uses
Edible syrup, used for making charcoal, Used for making wood alcohol, Used in Furniture
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
BETULA alleghaniensis
Symphytum asperum
Common Name
Yellow Birch
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Yellow Birch
Blackwort
In German
Yellow Birch
Blackwort
In French
bouleau jaune
Blackwort
In Spanish
Abedul amarillo
Blackwort
In Greek
κίτρινο Birch
Blackwort
In Portuguese
κίτρινο Birch
Blackwort
In Polish
żółte brzozy
Blackwort
In Latin
Birch flavum
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Lamiales
Family
Betulaceae
Boraginaceae
Genus
Betula
Symphytum
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
6035
1
27800
👆🏻