Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Vegetable
Origin
Europe, Russia
Europe, Mediterranean, Northern Africa, Western Asia
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
red radicchio, bicolored radicchio, (green radicchio
Habitat
Cold Regions, stream banks
Mediterranean region
USDA Hardiness Zone
6-11
8-12
Sunset Zone
21,22
A1, A2, A3, 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
Habit
Upright/Erect
Clump-Forming
Flower Color
White, Light Pink
Sky Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Brown
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Green, Blue Green
Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Green
Leaf Shape
Oval
Lanceolate
Plant Season
Spring, Summer, Fall, Winter
Summer
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Summer, Summer, Late Summer
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Root Division, Transplanting
Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Water daily during growing season
Do Not over Water, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Stem spot
Aphids, Bacteria, Damping-off, Darkling beetles, Downy mildew, fungus, Red blotch
Plant Tolerance
Shallow soil, Sun
Drought
Flower Petal Number
Single
-
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Invasive
Sometimes
Sometimes
Attracts
Ants, Butterflies, pollinators
Aphids, Beetles
Allergy
Antibacterial, Peripheral Edema
Food Allergy
Aesthetic Uses
Cottage Garden, Showy Purposes
-
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
Air purification
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
Antioxidants, Digestion problems, Vitamin K, Weight loss
Part of Plant Used
Leaves, Twigs
Leaves
Other Uses
Used for its medicinal properties
Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Edible, Herb / Vegetable, Mixed Border
Botanical Name
Symphytum asperum
CICHORIUM intybus
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Radicchio, Wild Chicory
In Hindi
Blackwort
Radicchio
In German
Blackwort
Radicchio
In French
Blackwort
Radicchio
In Spanish
Blackwort
achicoria
In Greek
Blackwort
ραντίτσιο
In Portuguese
Blackwort
radicchio
In Polish
Blackwort
radicchio
In Latin
Blackwort
Radicchio
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Boraginaceae
Asteraceae
Genus
Symphytum
Cichorium
Clade
Angiosperms, Eudicots, Rosids
-
Subfamily
Boraginoideae
-
Season and Care of Comfrey and Radicchio
Season and care of Comfrey and Radicchio is important to know. While considering everything about Comfrey and Radicchio Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Radicchio season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Radicchio is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Radicchio is Acidic, Neutral, Alkaline.
Comfrey and Radicchio Physical Information
Comfrey and Radicchio physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Radicchio height is 61.00 cm and width 30.50 cm. The color specification of Comfrey and Radicchio are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Radicchio flower color: Sky Blue
- Radicchio leaf color: Green
Care of Comfrey and Radicchio
Care of Comfrey and Radicchio include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Radicchio pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Radicchio needs Lots of watering and in winter, it needs Average Water.