The perennial vetch, scientifically known as Lathyrus latifolius, is a perennial climbing plant in the legume family (Fabaceae). It is known for its attractive flowers and its ability to grow up trellises or other structures.
Characteristics:
Growth form: Lathyrus latifolius can reach a height of 1 to 2 meters. The plant has a climbing habit and needs support to unfold.
Leaves: The leaves are pinnate and consist of several oval to elliptical leaflets. They are green and can grow up to 10 cm long.
Flowers: The flowers appear in grape-shaped inflorescences and are typically pink, purple or white. The flowering period is from June to September. The flowers attract pollinators such as bees.
Location and care:
Light: Perennial vetch prefers sunny to partially shaded locations.
Soil: They thrive best in well-drained, nutrient-rich soil. A humus-rich soil is ideal.
Watering: During the growing season, the plants require regular watering, but should not be left standing in water.
Propagation:
Propagation is usually done by seeds. These can be sown directly outdoors in spring or grown early.
Use:
Ornamental plant: Due to its attractive flowers, the perennial vetch is often used as an ornamental plant in gardens. It is well suited for trellises, fences and pergolas.
Erosion protection: Due to its dense growth, it can also be used to stabilize soils.
Special features:
Robustness: Lathyrus latifolius is relatively easy to care for and robust against various weather conditions.
Frost hardiness: This plant is frost hardy and can overwinter in most climates.
