Life Span
Annual
Perennial
Type
Grass
Broadleaf Evergreen
Origin
Southern Europe, Western Europe, Northern Africa
Europe, Russia
Types
Avena sativa, Hull-less Oat, Avena barbata
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
202
0
40000
👆🏻
Habitat
Banks, meadows, Rocky Ridges
Cold Regions, stream banks
USDA Hardiness Zone
5-96-11
0
99
👆🏻
AHS Heat Zone
9 - 1
-
Sunset Zone
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
180.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, White
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
Blue Green, Dark Green
Green, Blue Green
Leaf Color in Winter
Gold, Tan, Ivory
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Linear
Oval
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Divison, Spores
Root Division, Transplanting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Needs less watering
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
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
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
Bacteria wilt
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
Insignificant
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
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Leaf Hoppers
Ants, Butterflies, pollinators
Allergy
allergic conjunctivitis, Hay fever, sneezing
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Ground Cover, Landscape Designing
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Antispasmodic, Emmoiliant, Nervine
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Whole plant
Leaves, Twigs
Other Uses
Can be made into a herbal tea, Cosmetics, Use in Chinese herbology, Used as Ornamental plant
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower/Everlasting, Foundation, Mixed Border
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
STIPA gigantea
Symphytum asperum
Common Name
Giant Feather Grass, Golden Oats
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
स्वर्ण जई
Blackwort
In German
Haferpflanze
Blackwort
In French
Plantes d'avoine
Blackwort
In Spanish
planta de avena
Blackwort
In Greek
φυτό βρώμη
Blackwort
In Portuguese
aveia planta
Blackwort
In Polish
Owies roślin
Blackwort
In Latin
Oat plant
Blackwort
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Lamiales
Family
Poaceae
Boraginaceae
Genus
Avena
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Aveneae
-
Subfamily
Pooideae
Boraginoideae
Number of Species
-35
1
27800
👆🏻