500 Seeds Great St John's Wort Hypericum pyramidatum Perennial Yellow Flowers

Great St John's Wort (Hypericum pyramidatum) is a hardy perennial known for its upright habit and bright yellow summer blooms. It offers reliable seasonal color and works well in mixed borders, meadow-style plantings, and naturalized areas. This listing is for 500 seeds of this distinctive species.
In the garden, Great St John's Wort serves as an ornamental accent that pairs nicely with other perennials and grasses. Its clusters of golden flowers emerge through the growing season and are followed by decorative seed heads, extending visual interest into fall. Sow seeds indoors or directly in prepared beds for a low-maintenance addition to sunny landscapes.
Species: Hypericum pyramidatum
Type: Perennial
Plant_Habit: Upright, clump-forming
Sun: Full sun to partial shade
Soil: Well-drained, average fertility
Zones: 4-8
Germination: 14-30 days with cold stratification
Sowing: Surface sow, press into soil, keep moist
Spacing: 18-24 inches
Notes: Yellow flowers in summer; attractive seed heads