Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Broadleaf Evergreen
Origin
Europe, Russia
Mexico, Central America, South America
Types
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
it is a type of oleander
Habitat
Cold Regions, stream banks
coastal environs, disturbed sites, old gardens, open Woodlands, Pastures, Roadsides, Waste areas, waterways
USDA Hardiness Zone
6-11
9-15
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Light Pink
Yellow, Light Yellow, Peach
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Orange Red
Red, Green, Black
Leaf Color in Spring
Red, Green, Copper
Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Dark Green
Leaf Color in Winter
Red, Dark Green, Burgundy, Bronze
Dark Green
Leaf Shape
Oval
Long Narrow
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
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
Indeterminate
Tolerances
-
Pollution, Drought, Salt
Where to Plant?
Container, Ground
Ground, Pot
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
Needs watering once a week, Water Deeply
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
Pruning
Cut or pinch the stems, Remove dead leaves
Prune to stimulate growth, Remove dead branches
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
fertilize in spring, slow-release fertilizers
Pests and Diseases
Aphids, Stem spot
Bacteria, fungus, Insects
Plant Tolerance
Shallow soil, Sun
Drought, Pollution, Salt
Flower Petal Number
Single
Single
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Glossy
Attracts
Ants, Butterflies, pollinators
-
Allergy
Antibacterial, Peripheral Edema
Phytodermatitis, Toxic
Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
-
Environmental Uses
Air purification, Fixes Nitrogen
-
Medicinal Uses
Asthma, Diarrhea, Obesity, Osteoarthritis
-
Part of Plant Used
Leaves, Twigs
Whole plant
Other Uses
Used for its medicinal properties
For making oil, Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Container, Feature Plant, Foundation, Hedges, Mixed Border, Screening, Wind Break, Shade Trees, Street Trees, Topiary, Bonsai, Espalier, Tropical
Botanical Name
Symphytum asperum
THEVETIA peruviana
Common Name
Comfrey,Black Root, Blackwort, Bruisewort
Yellow Oleander, Lucky Nut
In Hindi
Blackwort
पीला कनेर
In German
Blackwort
Gelbe Oleander
In French
Blackwort
Oleander Jaune
In Spanish
Blackwort
Oleander amarillo
In Greek
Blackwort
κίτρινη πικροδάφνη
In Portuguese
Blackwort
Oleander amarelo
In Polish
Blackwort
żółta Oleander
In Latin
Blackwort
Yellow haurit Cleander
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Gentianales
Family
Boraginaceae
Apocynaceae
Genus
Symphytum
Cascabela
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Subfamily
Boraginoideae
-
Season and Care of Comfrey and Yellow Oleander
Season and care of Comfrey and Yellow Oleander is important to know. While considering everything about Comfrey and Yellow Oleander Care, growing season is an essential factor. Comfrey season is Spring, Summer, Fall and Winter and Yellow Oleander season is Spring, Summer, Fall and Winter. The type of soil for Comfrey is Loam, Sand and for Yellow Oleander is Loam, Sand while the PH of soil for Comfrey is Acidic, Neutral and for Yellow Oleander is Acidic, Neutral, Alkaline.
Comfrey and Yellow Oleander Physical Information
Comfrey and Yellow Oleander physical information is very important for comparison. Comfrey height is 20.00 cm and width 90.00 cm whereas Yellow Oleander height is 240.00 cm and width 240.00 cm. The color specification of Comfrey and Yellow Oleander are as follows:
Comfrey flower color: White and Light Pink
Comfrey leaf color: Red, Green and Copper
Yellow Oleander flower color: Yellow, Light Yellow and Peach
- Yellow Oleander leaf color: Green
Care of Comfrey and Yellow Oleander
Care of Comfrey and Yellow Oleander include pruning, fertilizers, watering etc. Comfrey pruning is done Cut or pinch the stems and Remove dead leaves and Yellow Oleander pruning is done Prune to stimulate growth and Remove dead branches. In summer Comfrey needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Yellow Oleander needs Lots of watering and in winter, it needs Average Water.