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Description
Picris Japonica, also known as Japanese Bitterweed or Pikarisu, is a flowering plant that belongs to the Asteraceae family. This plant is native to Japan, Korea, and China and has been introduced to North America as well. It is a biennial or perennial plant that can grow up to 1.5 meters tall. The plant produces yellow flowers that bloom from June to September.
Taxonomic Information
Domain | Eukaryota |
---|---|
Kingdom | Plantae |
Phylum | Spermatophyta |
Class | Magnoliopsida |
Order | Asterales |
Family | Asteraceae |
Genus | Picris |
Appearance
The Picris Japonica plant has a woody stem, green leaves, and yellow flowers. The leaves are lance-shaped and grow up to 10 cm long. The flowers are small, about 1 cm in diameter, and grow in clusters at the top of the stem. The plant can grow up to 1.5 meters tall and has a spread of up to 60 cm.
Care Guide
Picris Japonica is a hardy plant that requires minimal care. Here are some guidelines to follow:
- Water: Water the plant regularly, especially during hot and dry weather.
- Fertilization: Fertilize the plant with a balanced fertilizer once a month during the growing season.
- Soil: Plant in well-draining soil that is rich in organic matter.
- Sunlight: Plant in full sun or partial shade.
- Hardiness Zones: Picris Japonica is hardy in USDA zones 4-9.
Common Pests & Diseases
Picris Japonica is generally free from pests and diseases. However, it may occasionally be susceptible to aphids, spider mites, and powdery mildew. These can be treated with insecticidal soap or neem oil.
Habitat
Picris Japonica is native to Japan, Korea, and China and can be found growing in meadows, fields, and along roadsides. It prefers full sun to partial shade and well-draining soil.
Question and Answer
Q: Is Picris Japonica a good plant for beginners?
A: Yes, Picris Japonica is a hardy plant that requires minimal care and is suitable for beginners.Q: Can Picris Japonica be grown in containers?
A: Yes, Picris Japonica can be grown in containers as long as the container is large enough to accommodate the plant.Q: When is the best time to plant Picris Japonica?
A: The best time to plant Picris Japonica is in the spring or fall.Q: Can Picris Japonica be propagated by cuttings?
A: Yes, Picris Japonica can be propagated by cuttings.
Related Plants
Here are some related plants to Picris Japonica:
- Picris Echioides
- Picris Hieracioides
- Picris Italica
References
- “Picris Japonica.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=277746.
- “Picris Japonica.” Plant Delights Nursery, www.plantdelights.com/products/picris-japonica.
- “Picris Japonica.” Royal Horticultural Society, www.rhs.org.uk/Plants/13400/Picris-japonica/Details.