Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Grass
Origin
Europe, Russia
Southwestern United States
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Muhlenbergia rigens, Muhlenbergia emersleyi
Number of Varieties
25
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Sandy areas
USDA Hardiness Zone
6-117-11
0
99
👆🏻
AHS Heat Zone
-
12 - 1
Sunset Zone
21,22
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
-
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
Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
Shape
Leaf Shape
Oval
Long linear and narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
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 Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Requires watering in the growing season, Water occasionally
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
Pruning
Cut or pinch the stems, Remove dead leaves
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
fertilize in spring
Pests and Diseases
Aphids, Stem spot
Red blotch
Plant Tolerance
Shallow soil, Sun
Drought, Heat Tolerance
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
Birds, Deers, Insects
Allergy
Antibacterial, Peripheral Edema
-
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Fixes Nitrogen
Food for animals, Nesting sites for birds, Shelter for wildlife
Plant Benefits
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Sore throat
Part of Plant Used
Leaves, Twigs
Leaves, Root
Other Uses
Used for its medicinal properties
Can be made into a herbal tea, Decoration Purposes, Showy Purposes, 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, Foundation, Groundcover, Mixed Border, Wildflower
Botanical Name
Symphytum asperum
MUHLENBERGIA rigens
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Deer Grass
In Hindi
Blackwort
हिरण घास
In German
Blackwort
Deer Grass
In French
Blackwort
cerfs Herbe
In Spanish
Blackwort
Ciervo Hierba
In Greek
Blackwort
ελάφια Grass
In Portuguese
Blackwort
cervos grama
In Polish
Blackwort
Deer Trawa
In Latin
Blackwort
deer Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Poales
Family
Boraginaceae
Poaceae
Genus
Symphytum
Muhlenbergia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
Boraginoideae
Chloridoideae
Number of Species
3540
1
27800
👆🏻