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Description
Lathyrus Japonicus is a perennial climbing plant belonging to the legume family, Fabaceae. It is commonly known as the beach pea, sea pea, or Japanese vetch. This plant is native to Japan, Korea, and China, but it is also found in other parts of the world, including North America.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Lathyrus |
Appearance
The leaves of Lathyrus Japonicus are alternate and compound, consisting of 4-6 pairs of leaflets. The flowers are purple, pink, or white and are arranged in racemes. The fruit is a hairless, ovoid legume that contains several seeds. This plant can grow up to 3 feet tall and 6 feet wide. It blooms from June to August.
Care Guide
Lathyrus Japonicus grows well in well-drained soil that is rich in organic matter. It prefers full sun to partial shade and requires regular watering. It is hardy in USDA zones 6-9. Fertilize the plant with a balanced fertilizer once a month during the growing season. Prune the plant after blooming to maintain its shape.
Common Pests & Diseases
Lathyrus Japonicus is susceptible to aphids, spider mites, and powdery mildew. To prevent aphids and spider mites, spray the plant with a strong stream of water. To control powdery mildew, apply a fungicide according to the manufacturer’s instructions.
Habitat
Lathyrus Japonicus grows well in sandy and gravelly soils, making it suitable for beach and coastal areas. It is also found in rocky areas and along roadsides. In its native range, it grows in forests and grasslands.
Question and Answer
Q: Is Lathyrus Japonicus poisonous?
A: Yes, Lathyrus Japonicus contains toxins that can cause paralysis and other neurological problems if ingested in large quantities.
Q: Can Lathyrus Japonicus be grown in containers?
A: Yes, Lathyrus Japonicus can be grown in containers as long as they are large enough to accommodate its growth.
Q: How often should Lathyrus Japonicus be watered?
A: Lathyrus Japonicus should be watered regularly, especially during dry periods. However, do not overwater as it can cause root rot.
Q: How do I propagate Lathyrus Japonicus?
A: Lathyrus Japonicus can be propagated by seed or by dividing the plant in early spring.
Related Plants
- Lathyrus odoratus (Sweet Pea)
- Lathyrus latifolius (Everlasting Pea)
- Lathyrus sativus (Grass Pea)
References
- https://www.gardeningknowhow.com/ornamental/vines/lathyrus/growing-lathyrus-plants.htm
- https://www.nps.gov/plants/pubs/chesapeake/plant/195.htm
- https://plants.ces.ncsu.edu/plants/lathyrus-japonicus/
