Life Span
Perennial
Perennial
Type
Grass
Broadleaf Evergreen
Origin
Southwestern United States
Europe, Russia
Types
Muhlenbergia rigens, Muhlenbergia emersleyi
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
52
0
40000
👆🏻
Habitat
Sandy areas
Cold Regions, stream banks
USDA Hardiness Zone
7-116-11
0
99
👆🏻
AHS Heat Zone
12 - 1
-
Sunset Zone
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
30.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green
Red, Green, Copper
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Green
Green, Blue Green
Leaf Color in Winter
Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Long linear and narrow
Oval
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
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
Late Spring, Early Summer, Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Seedlings
Root Division, Transplanting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Requires watering in the growing season, Water occasionally
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
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 if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
fertilize in spring
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Red blotch
Aphids, Stem spot
Plant Tolerance
Drought, Heat Tolerance
Shallow soil, Sun
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
Fine
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Deers, Insects
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for animals, Nesting sites for birds, Shelter for wildlife
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Sore throat
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Leaves, Root
Leaves, Twigs
Other Uses
Can be made into a herbal tea, Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Groundcover, Mixed Border, Wildflower
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
MUHLENBERGIA rigens
Symphytum asperum
Common Name
Deer Grass
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
हिरण घास
Blackwort
In German
Deer Grass
Blackwort
In French
cerfs Herbe
Blackwort
In Spanish
Ciervo Hierba
Blackwort
In Greek
ελάφια Grass
Blackwort
In Portuguese
cervos grama
Blackwort
In Polish
Deer Trawa
Blackwort
In Latin
deer Grass
Blackwort
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Lamiales
Family
Poaceae
Boraginaceae
Genus
Muhlenbergia
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Chloridoideae
Boraginoideae
Number of Species
4035
1
27800
👆🏻