How to Propagate Marsh St. John's wort?
The primary propagation methods for marsh St. John's wort include seed sowing and division. Key factors for successful propagation are moist, well-draining soil, partial to full sun exposure, and maintaining temperatures between 55°F and 75°F. Special considerations for propagating marsh St. John's wort involve ensuring consistent soil moisture without waterlogging. The general difficulty level is moderate, with challenges including seed germination variability and careful management of moisture levels. To propagate marsh St. John's wort, follow these steps: 1. Collect seeds after flowering and allow them to dry. 2. Sow seeds in a tray with moist, fertile potting mix. 3. Stratify if necessary, by mimicking winter conditions. 4. Cover lightly with soil and maintain constant moisture. 5. Germinate in a bright location but out of direct sunlight. 6. Once seedlings are established, transplant them to their permanent location. Alternatively, divide plants in spring or autumn by carefully separating rooted sections and replanting immediately.