Life Span
Perennial
Biennial
Type
Broadleaf Evergreen
Tree
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Chinese red birch, Betula fruticosa, Betula ermanii
Habitat
Cold Regions, stream banks
Rocky areas, Sandy areas, Well Drained, Wet forest, Wet ground, Wet lands
USDA Hardiness Zone
6-11
4-7
Sunset Zone
21,22
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16
Habit
Upright/Erect
Pyramidal
Flower Color
White, Light Pink
Yellow, Tan
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Bronze, Sandy Brown
Leaf Color in Spring
Red, Green, Copper
-
Leaf Color in Summer
Green, Blue Green
-
Leaf Color in Fall
Green, Blue Green
Yellow, Red, Orange
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Leaf Shape
Oval
Heart-shaped
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Early Spring
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam, Sand
Loam
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
Prune in early spring, Prune in late winter, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove short branches
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, Fertilize in early spring, Fertilize in late fall, Nitrogen
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
-
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Ants, Birds, Insects
Allergy
Antibacterial, Peripheral Edema
Itchiness, Pollen, Sore Throat
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Good for skin, Skin Problems
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Shadow Tree
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
anti-inflammatory, Arthritis, Bone strength, Dermatitis, Eczema, Eliminate toxins, Heart problems, High cholestrol, Immunity, Kidney problems
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
Used in paper industry
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Mixed Border, Shade Trees
Botanical Name
Symphytum asperum
BETULA 'Crimson Frost'
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Birch, Crimson Frost Birch
In Hindi
Blackwort
भोज पत्र
In German
Blackwort
Birke
In French
Blackwort
Arbre de bouleau
In Spanish
Blackwort
Abedul
In Greek
Blackwort
Birch Tree
In Portuguese
Blackwort
bétula
In Polish
Blackwort
Brzoza
In Latin
Blackwort
Caerulus
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Boraginaceae
Betulaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Boraginoideae
Carpinaceae
Season and Care of Comfrey and Birch
Season and care of Comfrey and Birch is important to know. While considering everything about Comfrey and Birch Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Birch season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Birch is Loam while the PH of soil for Comfrey is Acidic, Neutral and for Birch is Acidic, Neutral.
Comfrey and Birch Physical Information
Comfrey and Birch physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Birch height is 1,219.20 cm and width 762.00 cm. The color specification of Comfrey and Birch are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Birch flower color: Yellow and Tan
- Birch leaf color:
Care of Comfrey and Birch
Care of Comfrey and Birch include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Birch pruning is done Prune in early spring, Prune in late winter, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts and Remove short branches. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Birch needs Lots of watering and in winter, it needs Average Water.