Notice: We do not accept seeds that were given before 2025 as they were in fact Panicled White Aster seeds (Symphyotrichum lanceolatum).
Plant Names
Solidago ptarmicoides
Upland White Goldenrod
Verge d'or faux-ptarmica
Synonyms
prairie goldenrod
white flat-top goldenrod
white sneezewort
Plant Characteristics
Couleur de floraison: Blanc
Bloom Period: Aug - Oct
Hauteur max: 1,0 feet
Max Width: 1,0 feet (spreads by rhizome)
Light Condition:
Plus de 6 heures d'ensoleillement par jour
Soil conditions:
Tolère des conditions de sol sec
Tolerates medium soil condition
Lifespan:
Vivace
des plantes qui reviennent année après année
Gardener Experience:
Spreads by rhizome
Facile à germer
Self-seeding
Landscape Uses:
Suitable for rock gardens
Suitable for Right of Way gardens
Suitable for container garden
Suitable for school gardens
Tolerates boulevard garden conditions
Ecological Benefits:
Butterfly host
Bee host
Keystone species
Tolerates:
Deer resistant
Rabbit resistant
Tolerates limestone conditions
Tolerates juglone conditions
Tolerates transplantation
Special Features and Considerations:
This plant causes skin rashes
Seed and plant distribution status
No seeds available for this plant.
Nous acceptions les semences de cette plante
Faits intéressants
Upland White Goldenrod is one of the smallest goldenrods in Ontario and the only one with white flowers that appear more like an aster. It thrives in dry locations and would be a great addition along garden borders.
Plant Location
Native to Ottawa region: Oui
Distribution according to VASCAN
Ephemeral
Native
Introduced
Excluded
Extirpated
Doubtful
Absent
Thrives in Ecozones
- Plaines boréales
- Plaines à forêts mixtes
Ecological Benefits
Butterflies Supported by Solidago ptarmicoides
-
Chlorochlamys chloroleucaria
Blackberry looper - Arpenteuse des ronces -
Cucullia convexipennis
Brown Hooded Owlet - Noctuelle Huppée de la Verge d'Or -
Eupithecia miserulata
American Common Pug -
Euplexia benesimilis
American Angle Shades -
Leuconycta diphteroides
Green Leuconycta -
Melanchra adjuncta
Hitched Arches -
Phragmatobia fuliginosa
Ruby Tiger - Écaille Cramoisie -
Trichordestra legitima
Striped Garden Caterpillar
Specialized Bees Supported by Solidago ptarmicoides
- 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
- Megachile inimica
- Melissodes agilis
- Melissodes illatus
- Melissodes trinodis
- Protandrena andrenoides
- Pseudopanurgus aestivalis
Complementary Plants
- No complementary plants found.
Substitute For Non-Native Plants
- Oenothera (Non-Native Primrose)
- Oenothera biennis (Evening Primrose Cultivars)
- Oenothera fructicosa (Sundrops Cultivars)
- Helianthus (Non-Native Sunflower)
- NA (Black Eyed Susan's Cultivars)
- Rudbeckia Triloba (Brown Eyed Susan's)
- Echinacea (Coneflowers)
- NA (Coreopsis cultivars)
- NA (Non-native False Sunflower)
Sowing Information
Download Seed Envelope Labels (PDF)
- Sowing depth: Couvrir très légèrement
- Sow anytime
- Stratification duration: 0 days
- Self-seeding
- Notes: Can be sown in late spring in warm soil.
Harvesting and Seed Sharing
- Harvest start month: October
- Harvesting indicator:
- Seeds have become fluffy and can be easily removed by shaking on gently pulling off from stem
- Harvesting:
- Secouer le porte-graines dans un sac de papier
- Seed viability test:
- Pas de test requis avant le don
- Packaging measure: 1 rounded 1/8 teaspoon
- Seed storage:
- Sécher à l'air dans un sac en papier ou contenant ouvert, pour quelques jours jusqu'à sec
- Secouer de temps à autre pour prévenir la moisissure
- Cultivar: No, you can donate without knowing the source as there are only straight species
- Harvesting notes: Please note that in 2025, we partly distributed White Panicled Aster (Symphyotrichum lanceolatum) instead of Upland White Goldenrod (Solidago ptarmicoides). Please do not donate seeds unless you are sure that they are the right species. Thanks!
- No harvesting video available at this time.
Toxicity Notes
Toxic to livestock and cats if ingested.
Canadensis