Image of Artemisia ludoviciana
Source: Krzysztof Ziarnek
image of Flowering plant
Artemisia ludoviciana
Silver Wormwood
Armoise de l'Ouest

Obsolete Names

Louisiana sagewort
Louisiana wormwood
prairie sage
silver sage
western mugwort
white sage
white sagebrush
armoise de Louisiane
No seeds available for this plant.
We currently accept seeds for this plant
Bloom colour: Green Bloom period: Jul - Sep
Max Height: 3.0 feet
Max Width: 2.0 feet (spreads by rhizome)
Light condition:
Full sun More than 6 hours of direct sun a day
Part shade More than 2 or 3 hours but less than 6 hours of direct sun a day
Soil conditions:
Moisture dry Tolerates dry soil condition
Moisture medium Tolerates medium soil condition
Lifespan: Perennial plants that will that come back year after year
Gardener Experience:
beginner friendly Suitable for beginner gardeners
plant germinate easy Easy to germinate
plant self seeding Self-seeding
Landscape uses:
rock garden Suitable for rock gardens
container suitable Suitable for container garden
foot traffic tolerant Tolerates foot traffic
Ecological Benefits:
Pollinator garden Supports pollinators
butterfly host Butterfly host
Tolerates:
Deer Resistant Deer resistant
rabbit resistant Rabbit resistant
foot traffic Tolerant Tolerates foot traffic
limestone Tolerant Tolerates limestone conditions
Special Features and Considerations:
septic tank safe This plant is septic tank safe

Plant Location

Native to Ottawa region: Yes

Distribution according to VASCAN

Distribution: Artemisia ludoviciana
Ephemeral Native Introduced Excluded Extirpated Doubtful Absent
View taxonomy on Canadensys

View on iNaturalist

Thrives in Ecozones

  • Taiga Plains
  • Boreal Plains
  • Montane Cordillera
  • Prairies
  • Boreal Shield
  • Mixed Wood Plains

Ecological Benefits

Butterflies Supported by Artemisia ludoviciana

  • Vanessa virginiensis (American Lady)

Specialized Bees Supported by Artemisia ludoviciana

No bee data available for this plant.

Plants that grow in similar conditions, that bloom at the same time.

Complementary Plants

  • No complementary plants found.

Substitute For Non-Native Plants

  • Perovskia Atriplicifolia (Russian Sage)
  • Salvia (Non-Native Sage)

Sowing Information

Download Sowing Label (PDF)
  • Sowing depth: Surface sow
  • Sow by March
  • Stratification duration: 30 days
  • Self-seeding

Harvesting and Seed Sharing

  • Harvest start month: September
  • Harvesting indicator: Pods are slightly open and seeds inside are dark
  • Harvesting mean: Cut stem (including pods), let air dry in paper bag, then shake seeds off after a few days
  • Seed viability test: No test needed before donating
  • Packaging measure: 1 rounded 1/8 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
  • At least one cultivar: No, you can donate without knowing the source as there are only straight species
  • No harvesting video available at this time.

Toxicity Notes

Inadequate information on toxicity found.