Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Texas, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Quercus macrocarpa
Habitat
Cold Regions, stream banks
Woodland Garden Canopy
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, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Light Pink
Red, Light Green, Chartreuse
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown, Chocolate
Leaf Color in Spring
Red, Green, Copper
Green, Light Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green
Dark Green, Gold, Brown
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Spring, Late Spring
Tolerances
-
Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Transplanting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Astringent, Cramps, Tonic
Part of Plant Used
Leaves, Twigs
Inner Bark, Leaves, Seeds
Other Uses
Used for its medicinal properties
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
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 macrocarpa
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Burr Oak, Mossycup Oak
In Hindi
Blackwort
Burr Oak
In German
Blackwort
Burr Oak
In French
Blackwort
Burr Oak
In Spanish
Blackwort
Burr Oak
In Greek
Blackwort
Burr Oak
In Portuguese
Blackwort
Burr Oak
In Polish
Blackwort
Burr Oak
In Latin
Blackwort
Burr Oak
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 Burr Oak
Season and care of Comfrey and Burr Oak is important to know. While considering everything about Comfrey and Burr Oak Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Burr Oak season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Burr Oak is Clay, Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Burr Oak is Neutral, Alkaline.
Comfrey and Burr Oak Physical Information
Comfrey and Burr Oak physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Burr Oak height is 2,130.00 cm and width 2,130.00 cm. The color specification of Comfrey and Burr Oak are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Burr Oak flower color: Red, Light Green and Chartreuse
- Burr Oak leaf color: Green, Light Green and Dark Green
Care of Comfrey and Burr Oak
Care of Comfrey and Burr Oak include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Burr Oak pruning is done Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts and Remove deadheads. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Burr Oak needs Lots of watering and in winter, it needs Average Water.