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Polygonatum lasianthum (Japanese Solomon's seal)
1 hour care
per year
per year
0.6m
Max height
Max height
0.6m
Max spread
Max spread
2-5 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Polygonatum lasianthum
Other names
Japanese Solomon's seal, Polygonatum petiolatum, Polygonatum taquetii, Polygonatum lasianthum var. coreanum, Mountain clapper lily
Genus
Polygonatum Polygonatum
Species
P. lasianthum - P. lasianthum is a rhizomatous, herbaceous perennial with long stems, arching toward the end, bearing oblong to elliptic, mid-green leaves and green-tipped, tubular, white flowers
Polygonatum lasianthum is: Deciduous
Habit
Arching, Erect
Toxicity
Careful: All parts cause severe discomfort if eaten.
Flower
White, Flushed green in Spring
Foliage
Green in Spring; Green in Summer; Green in Autumn
How to care
Watch out for
Specific pests
Sawflies , Slugs Sawflies , Slugs
General care
Pruning
Cut back to the base in late autumn.
Propagation
Slow to establish after division.
Propagation methods
Division
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Where to grow
Polygonatum lasianthum (Japanese Solomon's seal) will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Flower Arranging, Beds and borders, Underplanting
Cultivation
Grow in fertile, humus-rich, moist but well-drained soil. Best in cool, dappled shade but tolerates full shade. Dislikes hot summers. In ideal growing conditions will slowly spread to form colonies.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
Botanical name
Polygonatum lasianthum
Other names
Japanese Solomon's seal, Polygonatum petiolatum, Polygonatum taquetii, Polygonatum lasianthum var. coreanum, Mountain clapper lily
Genus
Polygonatum Polygonatum
Species
P. lasianthum - P. lasianthum is a rhizomatous, herbaceous perennial with long stems, arching toward the end, bearing oblong to elliptic, mid-green leaves and green-tipped, tubular, white flowers
Native to
Japan, Korea
Foliage
Deciduous
Habit
Arching, Erect
Toxicity
Careful: All parts cause severe discomfort if eaten.
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Colour
Flower
White, Flushed green in Spring
Foliage
Green in Spring; Green in Summer; Green in Autumn
How to care
Watch out for
Specific pests
General care
Pruning
Cut back to the base in late autumn.
Propagation
Slow to establish after division.
Propagation methods
Division
Monthly care advice
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Where to grow
Polygonatum lasianthum (Japanese Solomon's seal) will reach a height of 0.6m and a spread of 0.6m after 2-5 years.
Suggested uses
Flower Arranging, Beds and borders, Underplanting
Cultivation
Grow in fertile, humus-rich, moist but well-drained soil. Best in cool, dappled shade but tolerates full shade. Dislikes hot summers. In ideal growing conditions will slowly spread to form colonies.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Shade | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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