Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
North America, Europe, Africa, Asia
Europe, Russia
Types
-
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
Woodland Garden Canopy
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, 14
21,22
Habit
Oval or Rounded
Upright/Erect
Flower Color
Chartreuse
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
Orange Red
Leaf Color in Spring
Dark Green
Red, Green, Copper
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Orange, Gold, Copper, Orange Red
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Star Shaped
Oval
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early 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
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
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune back the growing tips
Cut or pinch the stems, Remove dead leaves
Fertilizers
Apply N-P-K
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Anthracnose, Verticillium Wilt
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
Insignificant
Showy
Flower Petal Number
-
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Attracts
Birds
Ants, Butterflies, pollinators
Allergy
Mild Allergen
Antibacterial, Peripheral Edema
Aesthetic Uses
Beautification
Cottage Garden, Showy Purposes
Beauty Benefits
Good for skin
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Erosion control
Air purification, Fixes Nitrogen
Medicinal Uses
Antispasmodic, Astringent, Opthalmic
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Inner Bark, Leaves, Sap, Seeds
Leaves, Twigs
Other Uses
Used as a preservative, Used for making black and brown dye, Used to make baskets, Used to make sweetener
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 saccharinum
Symphytum asperum
Common Name
Silver Maple
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Silver Maple
Blackwort
In German
Silver Maple
Blackwort
In French
érable argenté
Blackwort
In Spanish
arce plateado
Blackwort
In Greek
Silver Maple
Blackwort
In Portuguese
plátano de prata
Blackwort
In Polish
Silver Maple
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 Silver Maple and Comfrey
Season and care of Silver Maple and Comfrey is important to know. While considering everything about Silver Maple and Comfrey Care, growing season is an essential factor. Silver Maple season is Spring, Summer and Fall and Comfrey season is Spring, Summer and Fall. The type of soil for Silver Maple is Clay, Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Silver Maple is Acidic, Neutral, Alkaline and for Comfrey is Acidic, Neutral.
Silver Maple and Comfrey Physical Information
Silver Maple and Comfrey physical information is very important for comparison. Silver Maple height is 1,830.00 cm and width 1,220.00 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Silver Maple and Comfrey are as follows:
Silver Maple flower color: Chartreuse
Silver Maple leaf color: Dark Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Silver Maple and Comfrey
Care of Silver Maple and Comfrey include pruning, fertilizers, watering etc. Silver Maple pruning is done Prune back the growing tips and Comfrey pruning is done Cut or pinch the stems and Remove dead leaves. In summer Silver 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.