500 Great St John's Wort Seeds Hypericum pyramidatum Pollinator Wildflower
Great St John's Wort is a robust North American wildflower known for its upright habit and bright yellow summer blooms. It brings tall, cheerful color to meadows, cottage gardens, and naturalized areas, and its flowers are visited by a range of pollinators.
This perennial works well toward the back of borders, in pollinator plantings, and in wildflower meadows where its height and texture add vertical interest. It prefers consistent moisture and full sun, and it establishes readily from seed with patience.
Species: Hypericum pyramidatum
Type: Perennial wildflower
Plant_Habit: Upright, clump-forming
Sun: Full sun to partial shade
Soil: Average to moist, well-drained
Days_to_Harvest: Not applicable
Zones: 3-8
Germination: Surface sow; light aids germination
Sowing: Direct sow outdoors after frost or cold stratify before starting indoors
Spacing: 18-24 inches
Notes: Tall species; provide room in meadow or border plantings