Life Span
Perennial
Annual
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
North America, Northeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Sporobolus heterolepis
Number of Varieties
215
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Hay fields
USDA Hardiness Zone
6-113-8
0
99
👆🏻
AHS Heat Zone
-
10 - 2
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm45.70 cm
0
3900
👆🏻
Minimum Width
90.00 cm50.80 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Red, Green, Purple, Light Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Green, Blue Green
Yellow, Orange, Gold
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Tan, Bronze
Shape
Leaf Shape
Oval
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
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, 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, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Remove dead leaves
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
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
Showy
Showy
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
Butterflies, Hummingbirds
Allergy
Antibacterial, Peripheral Edema
-
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Ground Cover, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Leaves, Seeds
Other Uses
Used for its medicinal properties
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
Container, Edging, Groundcover, Mixed Border, Wildflower
Botanical Name
Symphytum asperum
SPOROBOLUS heterolepis
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Prairie Dropseed
In Hindi
Blackwort
prairie dropseed
In German
Blackwort
Prärie Dropseed
In French
Blackwort
prairie dropseed
In Spanish
Blackwort
dropseed pradera
In Greek
Blackwort
λιβάδι dropseed
In Portuguese
Blackwort
pradaria dropseed
In Polish
Blackwort
łąka dropseed
In Latin
Blackwort
PRATUM grama
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Poales
Family
Boraginaceae
Poaceae
Genus
Symphytum
Sporobolus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
Boraginoideae
-
Number of Species
3510
1
27800
👆🏻