Good King Henry (Blitum bonus-henricus) is a perennial plant native to central and southern Europe, as well as the Baltic States and Albania. Known for its edible and medicinal properties, this plant thrives in moist conditions with light, medium, or heavy soil. It grows up to 0.4-0.8 meters tall and prefers a pH between 7 and 7.5. Good King Henry can be propagated by direct seeding outdoors four weeks before the last frost date or by dividing established plants. Its leaves are edible and have been used for centuries in cooking, while its medicinal uses include treatments for digestive issues. One distinctive feature of this plant is its light requirement; it prefers partial shade to full sun.
Good King Henry (Blitum bonus-henricus) is a perennial plant native to central and southern Europe, as well as the Baltic States and Albania. Known for its edible and medicinal properties, this plant thrives in moist conditions with light, medium, or heavy soil.
Traditionally used for digestion. Each claim is evidence-rated — see Section II for full citations.
Traditional context only. This reviewed claim keeps the original low confidence level, but avoids treatment, disease, dosage, or guaranteed-effect language.
Start with Good King Henry as a simple, low-maintenance perennial for your garden.
Seeds or divisions of established plants, a trowel, and compost.
Plant outdoors 4 weeks before the last frost date in spring.
Prepare soil with compost; ensure it's moist, light to heavy, and has a pH of 7–7.5.
Direct sow seeds outdoors or divide established plants in early spring.
Water regularly to keep the soil moist; avoid overwatering.
Provide light to medium watering and mulch around the base for moisture retention.
Prune after flowering to encourage new growth and maintain shape.
Overwatering, planting in too heavy soil, neglecting to divide plants when needed.
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