Life Span
Perennial
Perennial
Type
Fruit
Broadleaf Evergreen
Origin
Southern Asia, India, Melanesia, Australia
Europe, Russia
Types
etrog
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
Mediterranean region, Subtropical climates, Tropical regions
Cold Regions, stream banks
USDA Hardiness Zone
9-11
6-11
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Oval or Rounded
Upright/Erect
Flower Color
White, Purple
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Yellow
Orange Red
Leaf Color in Spring
Green, Dark Green
Red, Green, Copper
Leaf Color in Summer
Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Green, Dark Green
Green, Blue Green
Leaf Color in Winter
Light Green
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Ovate elongated
Oval
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Winter, Late Winter, Indeterminate
Late Spring, Early Summer, Summer
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings, Transplanting
Root Division, Transplanting
Plant Maintenance
Medium
Low
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 pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
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
Aphids, Citrus foot rot, Leafminers, Red blotch
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flower Petal Number
Single
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Birds, Butterflies
Ants, Butterflies, pollinators
Allergy
Mild Allergen
Antibacterial, Peripheral Edema
Aesthetic Uses
Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
Brightens the skin complexion, Good for skin and hair
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Medicinal Uses
Antibiotic, Antidote, Pulmonary afflictions, Recovering internal injuries
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Fruits, Leaves
Leaves, Twigs
Other Uses
Used as a nutritious food item, Used As Food, Used for its medicinal properties
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Shade Trees, Topiary / Bonsai / Espalier, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
CITRUS medica
Symphytum asperum
Common Name
Citron
Comfrey,Black Root, Blackwort, Bruisewort
In German
Zitrone
Blackwort
In French
Citron
Blackwort
In Spanish
Cidra
Blackwort
In Portuguese
cidra
Blackwort
In Polish
Cytryna
Blackwort
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Sapindales
Lamiales
Family
Rutaceae
Boraginaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Subfamily
Aurantioideae
Boraginoideae
Season and Care of Citron and Comfrey
Season and care of Citron and Comfrey is important to know. While considering everything about Citron and Comfrey Care, growing season is an essential factor. Citron season is Spring, Summer, Fall and Winter and Comfrey season is Spring, Summer, Fall and Winter. The type of soil for Citron is Clay, Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Citron is Acidic, Neutral and for Comfrey is Acidic, Neutral.
Citron and Comfrey Physical Information
Citron and Comfrey physical information is very important for comparison. Citron height is 240.00 cm and width 180.00 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Citron and Comfrey are as follows:
Citron flower color: White and Purple
Citron leaf color: Green and Dark Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Citron and Comfrey
Care of Citron and Comfrey include pruning, fertilizers, watering etc. Citron pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Comfrey pruning is done Cut or pinch the stems and Remove dead leaves. In summer Citron needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Comfrey needs Lots of watering and in winter, it needs Average Water.