Han Lian Cao (Eclipta prostrata) is an annual forb or herb known for its widespread distribution across North and South America, as well as parts of Central America and the Caribbean. Native to Alabama, Argentina, Arizona, Arkansas, and other regions, this plant thrives in moist, wet conditions with light (sandy), medium, or heavy (clay) soil. It is commonly found from hardiness zones 10-12 and reaches a height of about 0.6 meters. Han Lian Cao is valued for its edible leaves and shoots, making it a useful addition to gardens where it can be grown in soils with a pH between 5 and 5.5. Its light energy requirement of 7/10 indicates that while it prefers sunlight, it can also tolerate some shade.
Han Lian Cao (Eclipta prostrata) is an annual forb or herb known for its widespread distribution across North and South America, as well as parts of Central America and the Caribbean.
Start with Han Lian Cao by planting it in a moist, well-draining soil and providing light to medium sunlight.
Seeds or young plants, a container or garden bed, potting mix suitable for herbs.
Plant in spring after the last frost when temperatures are mild.
Use a well-draining soil with a pH of 5-5.5, ensuring it's moist but not waterlogged.
Direct sow seeds in the garden or start them indoors 4 weeks before planting outside. Transplant young plants if needed.
Water regularly to keep soil consistently moist, but avoid overwatering which can lead to root rot.
Provide light to medium sunlight and water when the top inch of soil feels dry. Fertilize sparingly with a balanced liquid fertilizer.
Prune regularly to encourage bushy growth, cutting back stems by one-third at a time.
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