Symphyotrichum sericeum
Western silvery aster
Aster soyeux
Obsolete Names
- silky aster
- western silver aster
- western silver-leaved aster
No seeds available for this plant.
We are not accepting seeds for this plant at the moment.
Bloom colour: Purple
Bloom period: September - October
Max Height: 1.0 feet
Max Width: 2.0 feet (spreads by rhizome)
Light condition:
More than 6 hours of direct sun a day
More than 2 or 3 hours but less than 6 hours of direct sun a day
Soil conditions:
Tolerates dry soil condition
Tolerates medium soil condition
More than 6 hours of direct sun a day
More than 2 or 3 hours but less than 6 hours of direct sun a day
Tolerates dry soil condition
Tolerates medium soil condition
Lifespan : Perennial
Gardener Experience:
Does not spread uncontrollably
Does not spread uncontrollably
Landscape uses:
Suitable for rock gardens
Suitable for shoreline rehabilitation
Suitable for container garden
Suitable for school gardens
Suitable for rock gardens
Suitable for shoreline rehabilitation
Suitable for container garden
Suitable for school gardens
Ecological Benefits:
Supports pollinators
Butterfly host
Supports pollinators
Butterfly host
Tolerates:
Tolerates limestone conditions
Tolerates boulevard garden conditions
Tolerates juglone conditions
Tolerates transplantation
Tolerates limestone conditions
Tolerates boulevard garden conditions
Tolerates juglone conditions
Tolerates transplantation
Plant Distribution
Native to Ottawa region: No
Thrives in Ecozones
- Ecozone-Boreal Plains
- Ecozone-Boreal Shield
- Ecozone-Boreal_Plains
Butterflies Supported by Symphyotrichum sericeum
- Leuconycta diphteroides (Green Leuconycta)
- Phyciodes cocyta (Northern Crescent)
Bees Supported by Symphyotrichum sericeum
- Andrena aliciae
- Andrena asteris
- Andrena canadensis
- Andrena chromotricha
- Andrena hirticincta
- Andrena nubecula
- Andrena placata
- Andrena simplex
- Complexe Colletes americanus
- Complexe Colletes compactus
- Complexe Colletes simulans
- Dianthidium simile
- Melissodes agilis
- Melissodes druriellus
- Melissodes illatus
- Melissodes subillatus
- Melissodes trinodis
- Protandrena andrenoides
- Pseudopanurgus aestivalis
Complementary Plants Plants that grow in similar conditions, that bloom at the same time.
- No complementary plants found.
Sowing Information
- Sowing depth: Surface sow
- Sow before February
- Stratification duration: 60 days
- Self-seeding
Harvesting Information
- Harvesting indicator: Seeds have become fluffy and can be easily removed by shaking on gently pulling off from stem
- Harvesting mean: Shake seed head in paper bag
- Seed Viability Test: No test needed before donating
- Packaging Measure: 1 rounded 1/4 teaspoon
- Seed Storage: Air Dry in paper bag or open container, for a few days until crisp, shaking seeds to move them once in a while to prevent molding
- On Cultivar: No, you can donate without knowing the source as there are only straight species