Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
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
Europe, Russia
Types
Ash leaves maple, Acer negundo califormicum tehachapi, Acer negundo Flamingo
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
Anthropogenic, Floodplains, Forests, Shores of rivers or lakes, Terrestrial
Cold Regions, stream banks
USDA Hardiness Zone
2-8
6-11
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Oval or Rounded
Upright/Erect
Flower Color
Red, Yellow green, Dark Red
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Orange Red
Leaf Color in Spring
Green, Light Green
Red, Green, Copper
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Yellow, Yellow green, Brown
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Broadly Ovate
Oval
Plant Season
Spring, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
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
Average
Well drained
Bloom Time
Early Spring, Spring
Late Spring, Early Summer, Summer
Tolerances
Wet Site, Pollution, Drought, Soil Compaction
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Rooted stem cutting, Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Requirements
Average Water Needs, Needs watering once a week
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
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Prune every year, Prune in early spring, Prune in late winter, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
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
Drought, Pollution, Soil Compaction, Wet Site
Shallow soil, Sun
Flower Petal Number
-
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Invasive
Sometimes
Sometimes
Attracts
Aphids, Birds, Squirrels
Ants, Butterflies, pollinators
Allergy
Asthma, Runny nose, Skin irritation
Antibacterial, Peripheral Edema
Aesthetic Uses
Bonsai
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Air purification, Shadow Tree, Wildlife
Air purification, Fixes Nitrogen
Medicinal Uses
Antidote, Antiemetic
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Flowers, Fruits, Leaves, Seeds
Leaves, Twigs
Other Uses
Can be made into a herbal tea, Decoration Purposes, Edible syrup, Used as essential oil, Used As Food, Used as Ornamental plant, Wood log is used in making fences
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
ACER negundo
Symphytum asperum
Common Name
Ash-Leaved Maple, Boxelder
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Boxelder tree
Blackwort
In German
Boxelder Baum
Blackwort
In French
arbre boxelder
Blackwort
In Spanish
árbol boxelder
Blackwort
In Greek
κουφοξυλιά δέντρο
Blackwort
In Portuguese
árvore Boxelder
Blackwort
In Polish
Boxelder drzewo
Blackwort
In Latin
Boxelder ligno
Blackwort
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Sapindales
Lamiales
Family
Aceraceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
-
Boraginoideae
Season and Care of Boxelder and Comfrey
Season and care of Boxelder and Comfrey is important to know. While considering everything about Boxelder and Comfrey Care, growing season is an essential factor. Boxelder season is Spring and Fall and Comfrey season is Spring and Fall. The type of soil for Boxelder is Clay, Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Boxelder is Acidic, Neutral, Alkaline and for Comfrey is Acidic, Neutral.
Boxelder and Comfrey Physical Information
Boxelder and Comfrey physical information is very important for comparison. Boxelder height is 2,438.40 cm and width 1,524.00 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Boxelder and Comfrey are as follows:
Boxelder flower color: Red, Yellow green and Dark Red
Boxelder leaf color: Green and Light Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Boxelder and Comfrey
Care of Boxelder and Comfrey include pruning, fertilizers, watering etc. Boxelder pruning is done Prune every year, Prune in early spring, Prune in late winter, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Comfrey pruning is done Cut or pinch the stems and Remove dead leaves. In summer Boxelder 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.