Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
Northeastern United States, North-Central United States
Europe, Russia
Types
Sugar Maple, Norway Maple, Red Maple
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
bottomlands, Forests, Moist Soils
Cold Regions, stream banks
USDA Hardiness Zone
4-8
6-11
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Oval or Rounded
Upright/Erect
Flower Color
Yellow green, Chartreuse
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Orange Red
Leaf Color in Spring
Green, Dark Green
Red, Green, Copper
Leaf Color in Summer
Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Yellow, Red, Orange
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring
Late Spring, Early Summer, Summer
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
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 pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Red blotch
Aphids, Stem spot
Plant Tolerance
-
Shallow soil, Sun
Flowers
Insignificant
Showy
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Bees, Birds
Ants, Butterflies, pollinators
Allergy
Pollen
Antibacterial, Peripheral Edema
Aesthetic Uses
-
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Wildlife
Air purification, Fixes Nitrogen
Medicinal Uses
Tonic
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Sap, Tree trunks
Leaves, Twigs
Other Uses
Edible syrup, Used as Ornamental plant
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Shade Trees, Street Trees
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
ACER nigrum
Symphytum asperum
Common Name
Black Maple
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Black Maple Tree
Blackwort
In German
Schwarz Ahorn
Blackwort
In French
Noir Érable
Blackwort
In Spanish
Negro del árbol de arce
Blackwort
In Greek
Μαύρο Maple Tree
Blackwort
In Portuguese
Árvore de bordo preto
Blackwort
In Polish
Czarny klon
Blackwort
In Latin
White Acer ligno
Blackwort
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Sapindales
Lamiales
Family
Aceraceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Hippocastanoideae
Boraginoideae
Season and Care of Black Maple and Comfrey
Season and care of Black Maple and Comfrey is important to know. While considering everything about Black Maple and Comfrey Care, growing season is an essential factor. Black Maple season is Spring, Summer and Fall and Comfrey season is Spring, Summer and Fall. The type of soil for Black Maple is Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Black Maple is Acidic, Neutral, Alkaline and for Comfrey is Acidic, Neutral.
Black Maple and Comfrey Physical Information
Black Maple and Comfrey physical information is very important for comparison. Black Maple height is 3,779.52 cm and width 1,219.20 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Black Maple and Comfrey are as follows:
Black Maple flower color: Yellow green and Chartreuse
Black Maple leaf color: Green and Dark Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Black Maple and Comfrey
Care of Black Maple and Comfrey include pruning, fertilizers, watering etc. Black Maple pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Comfrey pruning is done Cut or pinch the stems and Remove dead leaves. In summer Black Maple needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Comfrey needs Lots of watering and in winter, it needs Average Water.