Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Bulb, Flowering Plants
Origin
Europe, Russia
South Africa, Swaziland
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Passionfruit, Fire glow, Gem rose, Blaze, Crystal blush
Number of Varieties
233
0
40000
👆🏻
Habitat
Cold Regions, stream banks
Swamps
USDA Hardiness Zone
6-118-10
0
99
👆🏻
AHS Heat Zone
-
10-4
Sunset Zone
21,22
2a, 2b, 5, 6, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
20.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
-
Leaf Color in Spring
Red, Green, Copper
Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Green, Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Dark Green
Shape
Leaf Shape
Oval
Arrowhead
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Autumn, Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Part sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Clay, Loamy
The pH of Soil
Acidic, Neutral
Neutral, Slightly Acidic
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Spring, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site
Where to Plant?
Container, Ground
Container, Pot
How to Plant?
Root Division, Transplanting
From bulbs, From Rhizomes, Seedlings, Transplanting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Over-watering can cause leaf problems or root diseases, Requires a lot of watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Slightly Acidic
Soil Type
Loam, Sand
Clay, Loamy
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Part sun, Partial shade
Pruning
Cut or pinch the stems, Remove dead leaves
Prune to stimulate growth, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Armillaria mellea, Gray mold, Leaf spot, Powdery mildew, Pythium rot, Rhizoctonia crown rot, Root rot, Thripes
Plant Tolerance
Shallow soil, Sun
Drought
Flowers
✔
✘
✔
✘
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
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Ants, Butterflies, pollinators
-
Allergy
Antibacterial, Peripheral Edema
Diarrhea, Intestinal gas, Vomiting
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Bouquets
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
Flowers
Other Uses
Used for its medicinal properties
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
-
Botanical Name
Symphytum asperum
Zantedeschia Aethiopica
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Calla Lily
In Hindi
Blackwort
Calla Lily
In German
Blackwort
Calla-Lilien-
In French
Blackwort
Lys calla
In Spanish
Blackwort
Cala
In Greek
Blackwort
Calla κρίνος
In Portuguese
Blackwort
Calla
In Polish
Blackwort
Calla Lily
In Latin
Blackwort
Calla Lilium
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Alismatales
Family
Boraginaceae
Araceae
Genus
Symphytum
Zantedeschia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Zantedeschieae
Subfamily
Boraginoideae
Aroideae
Number of Species
351
1
27800
👆🏻