Life Span
Perennial
Perennial
Type
Grass
Broadleaf Evergreen
Origin
Africa, Middle Africa, Southern Africa, Madagascar
Europe, Russia
Types
-
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
Grassland, Sandy areas
Cold Regions, stream banks
USDA Hardiness Zone
8-11
6-11
Sunset Zone
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Cushion/Mound-forming
Upright/Erect
Flower Color
Burgundy, Pink, Rose
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Pink, Tan, White
Orange Red
Leaf Color in Spring
Blue Green, Gray Green
Red, Green, Copper
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Blue Green
Leaf Color in Winter
Purple, Gray Green
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Grass like
Oval
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Late Spring, Early Summer, Summer
Where to Plant?
Container, Ground
Container, Ground
How to Plant?
Cuttings, Rooted stem cutting
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
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, Apply N-P-K
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Red blotch
Aphids, Stem spot
Plant Tolerance
Drought, Shade areas
Shallow soil, Sun
Flower Petal Number
Single
Single
Foliage Texture
Fine
Medium
Foliage Sheen
Matte
Glossy
Attracts
-
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Aesthetic Uses
Bog Garden, Ground Cover
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Medicinal Uses
-
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
-
Leaves, Twigs
Other Uses
-
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Dried Flower / Everlasting, Bedding Plant, Cutflower, Edging, Mixed Border, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
MELINIS nerviglumis
Symphytum asperum
Common Name
Ruby Grass, Zizka
Comfrey,Black Root, Blackwort, Bruisewort
In German
Zizka
Blackwort
In French
Zizka
Blackwort
In Spanish
Zizka
Blackwort
In Portuguese
Zizka
Blackwort
In Polish
Zizka
Blackwort
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Poaceae
Boraginaceae
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Subfamily
Panicoideae
Boraginoideae
Season and Care of Zizka and Comfrey
Season and care of Zizka and Comfrey is important to know. While considering everything about Zizka and Comfrey Care, growing season is an essential factor. Zizka season is Spring, Summer and Fall and Comfrey season is Spring, Summer and Fall. The type of soil for Zizka is Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Zizka is Acidic, Neutral and for Comfrey is Acidic, Neutral.
Zizka and Comfrey Physical Information
Zizka and Comfrey physical information is very important for comparison. Zizka height is 15.20 cm and width 30.50 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Zizka and Comfrey are as follows:
Zizka flower color: Burgundy, Pink and Rose
Zizka leaf color: Blue Green and Gray Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Zizka and Comfrey
Care of Zizka and Comfrey include pruning, fertilizers, watering etc. Zizka 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 Zizka 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.