Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
Europe, Russia
Northeastern United States, Mid-Atlantic United States, Southeastern United States
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Nyssa sylvatica
Number of Varieties
25
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Lowland, Sandy areas, Wet Woods
USDA Hardiness Zone
6-115-9
0
99
👆🏻
AHS Heat Zone
-
9-7
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Pyramidal
Plant Size
Minimum Height
20.00 cm1,828.80 cm
0
3900
👆🏻
Minimum Width
90.00 cm762.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Dark Blue, Black
Leaf Color in Spring
Red, Green, Copper
Light Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green
Crimson, Dark Red, Orange Red
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
-
Shape
Leaf Shape
Oval
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Late Spring, Early Summer, Summer
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site, Drought, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Cutting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Average Water Needs, Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove dead leaves
Prune in early spring, Prune in late winter, Prune when plant is dormant, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer, Fertilize in early spring
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought, Soil Compaction, Wet Site
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Bold
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Birds
Allergy
Antibacterial, Peripheral Edema
Mild Allergen, Pollen
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Used in parkland, Water gardening
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification, Food for animals, Food for birds, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Emetic, Opthalmic, Vermifuge
Part of Plant Used
Leaves, Twigs
Fruits, Seeds
Other Uses
Used for its medicinal properties
Food for insects, Used as a dye, Used As Food, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Feature Plant, Shade Trees, Street Trees
Botanical Name
Symphytum asperum
NYSSA sylvatica
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Black Tupelo, Blackgum, Sour Gum
In Hindi
Blackwort
Black Tupelo Tree
In German
Blackwort
Schwarz Tupelo Baum
In French
Blackwort
Noir Arbre Tupelo
In Spanish
Blackwort
Árbol negro Tupelo
In Greek
Blackwort
Μαύρη Tupelo Δέντρο
In Portuguese
Blackwort
Árvore Tupelo Preto
In Polish
Blackwort
Czarny Tupelo Drzewo
In Latin
Blackwort
Niger Tupelo ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Cornales
Family
Boraginaceae
Nyssaceae
Genus
Symphytum
Nyssa
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Bombini
Subfamily
Boraginoideae
Nyssoideae
Number of Species
3545
1
27800
👆🏻