Phaseolus lunatus

Phaseolus lunatus is a plant species in the legume family, commonly known as the lima bean, butter bean, sieva bean, or Madagascar bean. It is a warm-season annual that is grown for its edible seeds or beans.

Description

Phaseolus lunatus is a viney, herbaceous plant that can grow up to 4 meters in length. The leaves are trifoliate, with three leaflets, and are arranged alternately along the stem. The flowers are white or yellow and are self-fertilizing. The fruit is a pod that contains 2-4 seeds, which are the lima beans.

Cultivation

Phaseolus lunatus is a tropical plant that requires warm temperatures for growth. It is typically grown in the summer months and harvested in the fall. The plant prefers well-drained soil and full sun exposure. The seeds are planted directly in the garden after the last frost date and take about 60-90 days to mature.

Uses

The seeds of Phaseolus lunatus are edible and are a common ingredient in many types of cuisine. They are high in protein and fiber and are a good source of vitamins and minerals. The beans can be eaten fresh or dried and are often used in soups, stews, and salads.

Varieties

There are many varieties of Phaseolus lunatus, including 'Fordhook 242', 'Henderson', and 'Eastland'. These varieties differ in their growth habit, pod size, and bean color.

Pests and Diseases

Phaseolus lunatus is susceptible to a number of pests and diseases, including bean beetles, aphids, and powdery mildew. Proper cultural practices, such as crop rotation and the use of resistant varieties, can help to manage these problems.

See Also

• Phaseolus vulgaris
• Legume
• Bean