Life Span
Perennial
Perennial
Type
Grass
Broadleaf Evergreen
Types
Not Avaialble
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Habitat
Lake Sides, savannahs
Cold Regions, stream banks
USDA Hardiness Zone
5-9
6-11
Sunset Zone
1a, 1b, 2a, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect
Flower Color
-
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green
Red, Green, Copper
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Green, Purple, Burgundy, Bronze
Green, Blue Green
Leaf Color in Winter
-
Red, Dark Green, Burgundy, Bronze
Leaf Shape
Grass like
Oval
Plant Season
Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer, Summer, Late Summer, Early Fall
Late Spring, Early Summer, Summer
Where to Plant?
Ground
Container, Ground
How to Plant?
Rhizome division
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Requirements
Average Water Needs, Do Not over Water
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
Average
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, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Crickets
Ants, Butterflies, pollinators
Allergy
-
Antibacterial, Peripheral Edema
Aesthetic Uses
bank hedging, Mixed Border, Showy Purposes
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
Whole plant
Leaves, Twigs
Other Uses
Screen, Used as Biofuel, Used for making hedge
Used for its medicinal properties
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Hedges, Mixed Border, Screening / Wind Break
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
MISCANTHUS Giganteus
Symphytum asperum
Common Name
Giant Silvergrass
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Giant Silvergrass
Blackwort
In German
Riesenschilf
Blackwort
In French
géant silvergrass
Blackwort
In Spanish
Giant Silvergrass
Blackwort
In Greek
Giant Silvergrass
Blackwort
In Portuguese
Silvergrass gigante
Blackwort
In Polish
Giant Silvergrass
Blackwort
In Latin
Giant Silvergrass
Blackwort
Phylum
Magnoliophyta
Magnoliophyta
Class
Lilopsida
Magnoliopsida
Family
Poaceae
Boraginaceae
Genus
Miscanthus
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Subfamily
Panicoideae
Boraginoideae
Season and Care of Giant Silvergrass and Comfrey
Season and care of Giant Silvergrass and Comfrey is important to know. While considering everything about Giant Silvergrass and Comfrey Care, growing season is an essential factor. Giant Silvergrass season is Summer and Fall and Comfrey season is Summer and Fall. The type of soil for Giant Silvergrass is Clay, Loam, Sand and for Comfrey is Loam, Sand while the PH of soil for Giant Silvergrass is Acidic, Neutral and for Comfrey is Acidic, Neutral.
Giant Silvergrass and Comfrey Physical Information
Giant Silvergrass and Comfrey physical information is very important for comparison. Giant Silvergrass height is 240.00 cm and width 120.00 cm whereas Comfrey height is 20.00 cm and width 90.00 cm. The color specification of Giant Silvergrass and Comfrey are as follows:
Giant Silvergrass flower color:
Giant Silvergrass leaf color: Green
Comfrey flower color: White and Light Pink
- Comfrey leaf color: Red, Green and Copper
Care of Giant Silvergrass and Comfrey
Care of Giant Silvergrass and Comfrey include pruning, fertilizers, watering etc. Giant Silvergrass 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 Giant Silvergrass 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.