Life Span
Annual
Perennial
Type
Vegetable
Broadleaf Evergreen
Origin
Africa
Europe, Russia
Types
-
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
-2
0
40000
👆🏻
Habitat
Cold Regions, Warmer regions
Cold Regions, stream banks
USDA Hardiness Zone
4-96-11
0
99
👆🏻
AHS Heat Zone
12-4
-
Sunset Zone
H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Prostrate/Trailing
Upright/Erect
Plant Size
Minimum Height
15.20 cm20.00 cm
0
3900
👆🏻
Minimum Width
371.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Red, Light Green, Dark Green
Orange Red
Leaf Color in Spring
-
Red, Green, Copper
Leaf Color in Summer
Gray Green
Green, Blue Green
Leaf Color in Fall
Gray Green
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Lobed
Oval
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Very Fast
Medium
Type of Soil
Loam
Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Over-watering can cause leaf problems or root diseases, Requires regular 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
Neutral
Acidic, Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full 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, Nitrogen, Water soluble fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Aphids, Bacterial fruit blotch, Cabbage looper, Cucumber mosaic, Cutworms, Red blotch
Aphids, Stem spot
Plant Tolerance
Drought
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
Medium
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
-
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
Nutrients, Vitamin C
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Fruits
Leaves, Twigs
Other Uses
Used As Food
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Fruit / Fruit Tree, Herb / Vegetable, Tropical, Vine
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
CITRULLUS lanatus 'Jubilee'
Symphytum asperum
Common Name
Jubilee Watermelon, Watermelon
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
तरबूज
Blackwort
In German
Jubilee Wassermelone
Blackwort
In French
Jubilé Watermelon
Blackwort
In Spanish
Jubileo de la sandía
Blackwort
In Greek
Jubilee Καρπούζι
Blackwort
In Portuguese
Jubileu da melancia
Blackwort
In Polish
Jubileusz Watermelon
Blackwort
In Latin
Iubilaeum PEPO
Blackwort
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
-
Lamiales
Family
Cucurbitaceae
Boraginaceae
Genus
-
Symphytum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
Boraginoideae
Number of Species
5035
1
27800
👆🏻