• Osha Seeds Strictly Medicinal
  • Osha Seeds Strictly Medicinal
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Item Number: SNV7092

Osha Seeds

Native to the Rocky Mountains

Osha - Ligusticum porteri

Perennial Best grown in high elevations. This clumping form has long sturdy stalks and is considered a botanical wonder.

    30 seeds/packet

    Soil Temperature: above 50°F
    Planting Depth: 1/4" topped with a layer of organic material
    Germination: 6-12 weeks
    Height At Maturity: 2 feet
    Sun/Shade: Full to Partial Sun
    Spacing After Thinning: 2 feet
    Approx Seeds per Pack: 30 Seeds
Available to Ship After: 8/8/2025
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Quantity Discounts for Osha Seeds
Buy 5 for $4.00 each
Buy 10 for $3.80 each
$4.49
$4.49
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Shipping Information

Ships from Northern CA.

Shipping Weight: 0.01 lb

Dimensions: 5.0"L x 2.625"W x 0.1"H

Features

  • Does Not Require Support
  • Good for Drying
  • Native

Characteristics

USDA Growing Zone: 3 - 10
Approximate Harvest Time : Early Summer
Approximate Harvest Time : Late Summer
Growth Habit : Upright
Life Cycle : Perennial
Plant Usage : Medicinal Plant
Planting Time : Fall
Seed Unit Sizes : Seed Pack
Starting Location : Direct Sow
Sun Requirements : Full Sun/Part Sun
Useful Plant Part : Root

Planting & Care

Soil & Water:Prefers full sun to part shade and a thick mulch.

Planting & Growing:Sow in outdoor conditions in garden bed or flats. Cover with 1/4" soil and a light layer of organic matter over that. Start in the fall to experience cold conditions for spring germination. (Requires vernalization of 60 days.) Germination takes up to 12 weeks, Thin to 6" apart.

Useful Information

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