St. Johns Wort Seeds

St. Johns Wort Seeds

Size Price Savings Quantity
Packet $5.79
1 Ounce $38.89
1/4 Pound $112.39 ($28.09/ounce) 28% Savings
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  • Multifaceted herb sought after by pollinators
  • Brilliant yellow flowers shaped like stars
  • Popular uses include: Ground cover / Ornamental
  • Prefers full sun exposure
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Life Cycle Perennial
Planting Season Spring
Growth Habit Mounding, Multi-Branching, Spreading

Flavor Profile Not Typically Eaten; Bitter; Unpleasant
Plant Characteristics Attracts Bees, Attracts Pollinators
Use Ground Cover, Medicinal
Growing Conditions Drought Tolerant, Outdoor, Wet Area Tolerant

About St. Johns Wort Seeds

Hypericum perforatum

Seed Type Open Pollinated Seed

Grow Heirloom Herbs - Plant St. John's Wort Seeds

St. John's Wort is a multifaceted perennial herb that makes a lovely ground cover. Plant St. John's Wort seeds in a sunny spot in sandy soil. Beginner gardeners will love this herb for how easy it is to achieve the lovely bright yellow blooms. Brighten your summer landscape with this showy favorite!

This item may be considered invasive in specific areas of the USA. Please check with your local agricultural office for more information.

Planting Information

Planting St. Johns Wort Seeds

Planting Season Spring
Seed Prep Requires Light
Sowing Method Direct Sow, Start Indoors
Light Requirement Full Sun
Planting Depth 1/8 inch
Plant Spacing 18 to 24 inches
Water Needs Average
Hardiness Zones 4, 5, 6, 7, 8, 9
Days to Maturity 60 to 90 days
View our St Johns Wort Planting Guide to learn more.


Amount Avg Seed Count Recommended Coverage
Packet 2,864 Up to 30 Sq. Ft
1 Ounce 232,007 Up to 150 Sq. Ft
1/4 Pound 928,028 Up to 600 Sq. Ft

Companions Plants

Companion Plants for St. Johns Wort Seeds