Life Span
Perennial
Biennial
Type
Broadleaf Evergreen
Vegetable
Origin
Europe, Russia
Europe, Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Brassica oleifer, Brassica napus
Habitat
Cold Regions, stream banks
Humid climates, Subtropical climates
USDA Hardiness Zone
6-11
4-8
Sunset Zone
21,22
A1, A2, A3, H1, 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
Habit
Upright/Erect
Upright/Erect
Flower Color
White, Light Pink
Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown, Black
Leaf Color in Spring
Red, Green, Copper
Blue Green
Leaf Color in Summer
Green, Blue Green
Green, Light Green, Gray Green
Leaf Color in Fall
Green, Blue Green
-
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green, Light Green, Gray Green
Leaf Shape
Oval
Oval Cordate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Very Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Late Spring, Early Summer, Late Winter
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Seedlings, Stem Cutting
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Keep the Soil well drained, Needs watering once a week
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral
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 back the growing tips, Remove all suckers
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
15-15-15 amounts, All-Purpose Liquid Fertilizer, Less fertilizing
Pests and Diseases
Aphids, Stem spot
Aphids, Downy mildew, pink rot, Rust
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
Single
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Invasive
Sometimes
Sometimes
Attracts
Ants, Butterflies, pollinators
Aphids, Beetles, Bugs
Allergy
Antibacterial, Peripheral Edema
Diarrhea, Nausea, Oral Allergy, sneezing, wheezing
Aesthetic Uses
Cottage Garden, Showy Purposes
Beautification, Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Blackheads, Blood purifying, Perfumes
Environmental Uses
Air purification, Fixes Nitrogen
Food for birds, No fertilizer, pesticides, or herbicides needed, Shadow Tree
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Cholesterol Free, Curing mumps and measles, Digestion problems, Diuretic, Palpitation, Piles
Part of Plant Used
Leaves, Twigs
Leaves, Stem
Other Uses
Used for its medicinal properties
Making Sweet Scented Oil, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc.
Used As Indoor Plant
No
Sometimes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Edible, Herb / Vegetable
Botanical Name
Symphytum asperum
BRASSICA rapa ssp. nipposinica
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Kabuna, Mizuna, Spinach Mustard, Tendergreen
In Hindi
Blackwort
Mizuna
In German
Blackwort
Mizuna
In French
Blackwort
Mizuna
In Spanish
Blackwort
Mizuna
In Greek
Blackwort
Mizuna
In Portuguese
Blackwort
Mizuna
In Polish
Blackwort
Mizuna
In Latin
Blackwort
Mizuna
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Capparales
Family
Boraginaceae
Brassicaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Subfamily
Boraginoideae
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Season and Care of Comfrey and Mizuna
Season and care of Comfrey and Mizuna is important to know. While considering everything about Comfrey and Mizuna Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Mizuna season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Mizuna is Clay, Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Mizuna is Neutral.
Comfrey and Mizuna Physical Information
Comfrey and Mizuna physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Mizuna height is 30.50 cm and width 25.40 cm. The color specification of Comfrey and Mizuna are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Mizuna flower color: Yellow
- Mizuna leaf color: Blue Green
Care of Comfrey and Mizuna
Care of Comfrey and Mizuna include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Mizuna pruning is done Prune back the growing tips and Remove all suckers. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Mizuna needs Lots of watering and in winter, it needs Average Water.