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Lathyrus japonicus
Lathyrus japonicus
Lathyrus japonicus
Lathyrus japonicus

Lathyrus japonicus

TAXONOMY

FamilyFabaceae
GenusLathyrus
Zone3

ABOUT

Lathyrus japonicus, commonly known as the beach pea, is a climbing perennial plant in the Fabaceae family. It is native to coastal areas of the Northern Hemisphere, including North America, Europe, and Asia. The plant is known for its beautiful purple flowers and its ability to stabilize sand dunes. It has a dormancy period during the winter months.

ALSO KNOWN AS

Orobus Sylvestris
Sea Pea
Lathyrus japonicus f. japonicus
Lathyrus japonicus subsp. japonicus
Lathyrus japonicus subsp. pubescens
Lathyrus japonicus var. aleuticus
Lathyrus japonicus var. pilosiusculus
Lathyrus japonicus var. typicus
Lathyrus maritimus f. pubescens
Lathyrus maritimus var. velutinus
Lathyrus mutabilis
Lathyrus pisiformis
Lathyrus sanguineus
Orobus japonicus

OVERVIEW

WaterMoist
SoilLoamy
LightDirect Bright (6 Hours)
Temperature18° C
Humidity60%
Dormancy3 Months
pH6.5
Pressure1,013 mbar

DETAILS

Care Instructions
Lathyrus japonicus thrives in temperate climates and prefers full sun exposure. It requires moderate temperatures and humidity levels. Regular watering is necessary, but the soil should be allowed to dry out partially between waterings. The plant can tolerate a range of temperatures but prefers moderate conditions.
Soil
The beach pea prefers well-draining loamy soil. It can tolerate sandy soils but performs best in a loamy mix. Good drainage is essential to prevent root rot. The soil should be kept moderately moist but not waterlogged.
Fertilizer
A balanced fertilizer with a nutrient composition of 5-10-10 is suitable for Lathyrus japonicus. Fertilize the plant during the growing season, typically in spring and summer, to promote healthy growth and flowering.
Repotting
Repotting is necessary when the plant outgrows its container or if the soil becomes compacted. The best time to repot is in early spring before the growing season begins. Use a well-draining potting mix and ensure the new container has adequate drainage holes.
Propagation
Lathyrus japonicus can be propagated by seeds or cuttings. Seeds should be sown in early spring, while cuttings can be taken during the growing season. Ensure the cuttings have at least two nodes and plant them in a well-draining soil mix.
Pruning
Pruning is required to maintain the shape and health of the plant. Prune back any dead or damaged stems in early spring before new growth begins. Regular pruning encourages bushier growth and more abundant flowering.
Toxicity
Lathyrus japonicus is not known to be toxic to pets or humans. However, as with all plants, it is advisable to prevent pets and children from ingesting any part of the plant.
Additional
Lathyrus japonicus is an excellent plant for coastal gardens and can help stabilize sand dunes. It is also attractive to pollinators such as bees and butterflies. Regular monitoring for pests and diseases is recommended to ensure the plant remains healthy.
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