Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
Europe, Eastern Europe, Northern Europe, Southern Europe, Western Europe, Russia/Siberia, Northern Africa, Western Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Quercus robur, Quercus petraea
Habitat
Cold Regions, stream banks
Open Forest, open Woodlands, Temperate Regions
USDA Hardiness Zone
6-11
3-8
Sunset Zone
21,22
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Light Pink
Red, Light Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown
Leaf Color in Spring
Red, Green, Copper
Green, Light Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green
Yellow, Brown
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Spring, Late Spring
Tolerances
-
Pollution, Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Do Not over Water, Keep ground moist, Never Over-water, Requires watering in the growing season, Water less during winter
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
fertilize in growing season
Pests and Diseases
Aphids, Stem spot
Decline, Powdery mildew, Spider mites
Plant Tolerance
Shallow soil, Sun
Drought, Salt
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
-
Aesthetic Uses
Cottage Garden, Showy Purposes
Landscape Designing
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Absorbs greenhouse gases, Air purification, Amazing growth rate, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Nutrients
Part of Plant Used
Leaves, Twigs
Bark, Seeds, Stem, Tree trunks
Other Uses
Used for its medicinal properties
Economic Purpose, Used in construction, Used in pulpwood and lumber production
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, Shade Trees
Botanical Name
Symphytum asperum
QUERCUS robur
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
English Oak
In Hindi
Blackwort
अंग्रेजी ओक
In German
Blackwort
Englisch Oak
In French
Blackwort
Chêne pédonculé
In Spanish
Blackwort
Inglés Roble
In Greek
Blackwort
Αγγλικά Oak
In Portuguese
Blackwort
Αγγλικά Oak
In Polish
Blackwort
dąb szypułkowy
In Latin
Blackwort
Oak Łacina
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Boraginaceae
Fagaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Boraginoideae
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Season and Care of Comfrey and English Oak
Season and care of Comfrey and English Oak is important to know. While considering everything about Comfrey and English Oak Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and English Oak season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for English Oak is Clay, Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for English Oak is Acidic, Neutral, Alkaline.
Comfrey and English Oak Physical Information
Comfrey and English Oak physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas English Oak height is 1,520.00 cm and width 1,830.00 cm. The color specification of Comfrey and English Oak are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
English Oak flower color: Red and Light Green
- English Oak leaf color: Green and Light Green
Care of Comfrey and English Oak
Care of Comfrey and English Oak include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and English Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer English Oak needs Lots of watering and in winter, it needs Average Water.