Sesbania sesban — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Sesbania sesban

Sesbania Sesban

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ON THIS PLANT

Sesbania sesban, commonly known as Egyptian river hemp or Egyptian pea, is a fast-growing perennial plant belonging to the Fabaceae family. Native to Africa, it is also found in various parts of Asia and South America. The plant can reach up to 10 meters in height and features a straight trunk with a diameter of up to 30 centimeters.

Sesbania sesban has numerous uses, including serving as a source of firewood, timber for construction, livestock fodder, and as an ornamental plant. Its leaves are rich in protein and are used as animal feed, while its seeds are suitable for human consumption.

One of the most significant benefits of Sesbania sesban is its ability to fix nitrogen in the soil through a symbiotic relationship with nitrogen-fixing bacteria. This makes it an important crop in agroforestry systems, where it is often grown alongside other crops such as maize and beans.

In traditional medicine across Africa and Asia, Sesbania sesban has been used to treat various ailments, including fever, coughs, and colds, due to its medicinal properties, which include anti-inflammatory benefits.

Overall, Sesbania sesban plays a crucial role both ecologically, as part of agroforestry systems, and economically, as a source of food, making it an important crop in many regions around the world.

A note from PlantMom

Egyptian riverhemp has strong disease resistance and is generally unlikely to develop illnesses. Regarding maintenance, this plant is fairly low-maintenance. Planted outdoors, it needs only light watering, and larger specimens usually do not require pruning. Smaller specimens, however, should be pruned after they finish blooming. Egyptian riverhemp is appropriate for anyone with an outdoor area, such as a garden or a deck, and does not demand extensive care experience.

— PlantMom
CARE GUIDE

How to keep Sesbania Sesban.

Light

The Egyptian riverhemp thrives when it gets abundant sunlight throughout the day. Its natural habitats reflect this preference, consisting of well-lit landscapes. However, too little or too much of this light can impair its growth and overall health.

Water

Egyptian riverhemp is a plant native to wetland habitats, where it thrives in moist conditions and possesses a moderate tolerance for drought. It typically needs watering every 2-3 weeks and grows best in humid outdoor environments. As an evergreen, Egyptian riverhemp flourishes during the rainy season and demonstrates resilience to changing water levels.

Temperature

Egyptian riverhemp comes from tropical areas, where the climate is generally warm and humid. Therefore it is well adapted to high temperatures and moisture. It does not tolerate sudden temperature changes and prefers a steady thermal environment, so avoiding indoor temperature swings is important. It usually cannot withstand cold conditions and needs higher temperatures to develop. If the ambient temperature falls too low, the plant may stop growing or even die.

Fertilizer

Early spring, when an Egyptian riverhemp emerges from dormancy, is the best time to apply fertilizer. This encourages overall growth and flower development. Fertilization improves the foliage, stems, and branches and promotes larger, more vibrant, and longer-lasting flowers. It helps move nutrients from the roots to the flowers and enhances the plant’s health and resistance to disease.

Pruning

Egyptian riverhemp, a plant native to riparian zones, is known for its rapid growth and vibrant foliage. To encourage dense growth and prevent the plant from becoming leggy, it is beneficial to prune it in early spring. Remove any weak branches to enhance both the plant's health and its appearance. Thinning out the branches also promotes better air circulation, which reduces the risk of disease. Make sure to make clean cuts during pruning, as this aids in healing, stimulates new growth, improves the plant's structure, and enhances flowering.

CHARACTERISTICS

Botanical profile.

Plant Type
Tree, Shrub
Life Cycle
Perennial
Genus
Sesbania
Family
Fabaceae
Hardiness Zone
10-12
Mature Height
2.13 m to 3.96 m
Mature Spread
4.88 m
Leaf Color
Green
Leaf Type
Deciduous
Flower Color
Yellow
Flower Size
30.48 cm
Bloom Time
Summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Late summer, Fall, Early winter
Native Area
Sri Lanka, Djibouti, Somalia, Egypt, India, Malaysia, Angola, Namibia, Rwanda, Pakistan, Nigeria, Yemen, Kenya, Uganda, Tanzania, Zimbabwe, Niger, Mali, Guinea-Bissau, Sierra Leone, Cambodia, Cameroon, Burundi, Mozambique, Oman, Ghana, Ethiopia, Botswana, Saudi Arabia, Malawi, South Africa, Zambia, Sudan, Guinea, Chad, Afghanistan, Vietnam, Togo, Senegal, Eswatini, Côte d'Ivoire, Gambia, Thailand
ALSO KNOWN AS

Other names.

en Egyptian sesban en Sesban en Egyptian Riverhemp en Egyptian sesbania en Common sesban en Egyptian rattlepod en Egyptian Rattle Pod en Tropical Rattle-bush
FREQUENTLY ASKED

Reader questions.

How should I water my Egyptian riverhemp plant in the best way?

To ensure excellent root development, it's recommended to place a garden hose at the base of the plant. Avoid spraying the leaves directly and keep in mind that outdoor plants in direct sunlight may need more watering for their leaves. To moisten the roots, you can use bubblers for each plant or soaker hoses that cover the entire garden or bed. When adding or removing plants, make sure to water deeply to encourage deep root growth. After watering, drain any excess water and wait for the soil to dry before watering again. Water at ground level to prevent diseases. On a sunny day, consider spraying the entire bush with water. Whether your plant is potted or in the ground, always prioritize deep watering rather than light sprinkling for Egyptian riverhemp.

What are the sunlight requirements for Egyptian riverhemp?

Egyptian riverhemp flourishes under conditions with ample exposure to sunlight throughout the day, requiring more than 6 hours of sunlight. It's essential to observe how sunlight moves through your garden, choosing spots that offer a balance of light and shade to ensure the plants' health. However, both a lack and an excess of sunlight can negatively affect the plant's growth and overall well-being.

If I give Egyptian riverhemp too much or too little water, what should I do?

If an Egyptian riverhemp is overwatered, it can develop yellowing, dropping, and wilting leaves. The plant may also appear dull and unhealthy, with mushy stems. When these signs appear, it's best to adjust your watering schedule. Wilting can also be a sign of under watering, characterized by crispy, dry leaves. In such a case, check the soil moisture and give a thorough watering if necessary. However, even with enough water, the plant may continue to have dry, yellow leaves due to a damaged root system. Once the plant returns to normal, the yellowing leaves will stop. When keeping the Egyptian riverhemp indoors, always check the moisture levels of the pot and avoid overwatering. Look out for black spots, as they indicate the need for a few days of rest without watering to let the soil dry. Overwatering can lead to root rot, which can be identified by discolored and slimy roots. If root rot is present, consider transferring the plant to a different pot and take measures to prevent it in the future. When planting the Egyptian riverhemp outdoors, dig a little deeper and check the soil moisture with your fingers. If the soil is too dry, it may be a sign of underwatering. Adequate watering is necessary to help the plant recover.

How does artificial lighting support the growth of indoor Egyptian riverhemp plants?

Indoor Egyptian riverhemp plants require adequate lighting to grow optimally. When natural sunlight is insufficient, especially during winter or in less sunny spaces, artificial lights can be a crucial solution. LED lights are recommended because they can be tailored to provide specific wavelengths needed by the plants. For full sun plants, 30-50W/sq ft of artificial light is needed; partial sun plants require 20-30W/sq ft, and full shade plants need 10-20W/sq ft. The light source should be placed 12-36 inches above the plant to mimic natural sunlight, and most plants will need 8-12 hours of light per day.

How much water does my Egyptian riverhemp need?

The Egyptian riverhemp is a plant that prefers deep and infrequent watering, especially when grown in pots. Since the water storage capacity of pots is limited, the soil tends to dry out quickly. In colder regions, you should water the plant every 3 to 5 days. It is best to water it in the morning when the soil is dry, whether it's indoors or outdoors. You can check if watering is needed by examining the soil. If the top 2-3 inches of soil are dry, it's time for a full watering. Hot days may require daily monitoring of soil moisture, as the heat can dry out the pot quickly. If you have a garden, you'll need to irrigate the soil. In hot climates, watering once a week is recommended. Only water when you notice that about 2 to 3 inches of soil have become too dry, and be mindful of rainfall to avoid overwatering and root rot. Egyptian riverhemp typically grows in the spring and fall. When growing outdoors, adding mulch 3 to 4 inches deep can help conserve water. Sandy soil requires more frequent watering due to its fast drainage, while clay soil can be watered less often (every 2-3 days) to prevent root rot. To keep track of watering, mark the date on a calendar and watch for drooping leaves, which indicate that watering may be needed.

What symptoms indicate insufficient lighting for Egyptian riverhemp?

When Egyptian riverhemp does not receive enough sunlight, it may exhibit symptoms such as smaller new leaves, leggy or sparse growth, faster leaf drop, slowed or halted new growth, lighter-colored new leaves, chlorosis (leaves turning yellow), sunscald, leaf curling, wilting, and leaf scorching. These symptoms show the plant's struggle with inadequate light conditions, affecting its growth and health.

How much water should I give my Egyptian riverhemp plant?

The Egyptian riverhemp plant needs about a gallon of water on a regular schedule. For potted plants, water them deeply until the water drips out of the bottom of the pot, and then wait for the soil to dry before watering again. You can use a water calculator or a moisture meter to determine how much water you've given your plant in a week. During the flowering period, provide plenty of water but allow the moisture to evaporate to prevent root rot. If the Egyptian riverhemp is planted outdoors with sufficient rainfall, you may not need to water it additionally. When the plant is young or newly planted, make sure it receives 1-2 inches of rain per week. As the plant grows, it can rely on rainfall alone. Only when the weather is extremely hot or there hasn't been any rainfall for 2-3 weeks, should you consider giving the plant a full watering during the cooler part of the day to prevent heat damage. Additional watering will be necessary during prolonged dry spells.

How can you alleviate light deficiency symptoms in Egyptian riverhemp?

To address light deficiency in Egyptian riverhemp, gradually increase the plant's exposure to sunlight, aiming for at least 6 hours of direct sunlight daily. For indoor plants, use a south-facing window or artificial light sources, such as desk or ceiling lamps for at least 8 hours daily, or invest in professional plant grow lights. For outdoor plants, move them gradually to sunnier locations to avoid shock. If sunlight is blocked by obstacles like trees, consider pruning to improve light exposure. For smaller plants, transplanting during their dormant period to a location with ample sunlight and good drainage might be necessary. Note that parts of the plant already affected by insufficient light may not recover, but new growth should be healthy with improved lighting conditions.

Do I need to water my Egyptian riverhemp more or less depending on the time of year or the weather?

The Egyptian riverhemp prefers outdoor environments with rain, but can tolerate dry weather as long as it is persistent. During the spring and fall growing seasons, the soil should be kept moist but not soggy. Alternating between dry and moist soil conditions will promote healthy growth. In the summer, hot weather can cause water to evaporate quickly, so additional watering may be necessary if there is a lack of rainfall. However, during the winter, the Egyptian riverhemp requires less water as it goes dormant. It is recommended to use a well-draining soil mixture, such as terracotta, to help the water evaporate efficiently when the plant is dormant. Once the plant starts to leaf out in the spring, watering can be skipped and the plant can rely on fall and winter rains for survival during the dormant period. When cultivating Egyptian riverhemp outdoors, good drainage is crucial, especially in winter, to avoid ponding or drought when the plant is flowering. For potted plants, ensure they have adequate drainage to prevent cold and wet roots. Water the plant thoroughly at least once or twice a week, depending on the weather, avoiding shallow sprinkles that only reach the leaves. Even during dormancy in the fall or winter, do not let the plants dry out completely. Avoid overwatering, as sitting in water for too long can be harmful, particularly in winter. Applying mulch can help reduce stress, conserve water, and promote healthy blooms.

What should I watch out for when watering my Egyptian riverhemp in different seasons, climates, or during different growing times?

When planting Egyptian riverhemp in the ground, it mainly relies on rainfall. However, if there is no rain for 2-3 weeks, you may need to water the plants deeply. It's best to do this in the morning during the summer to avoid stressing the roots with a large temperature difference. Also, avoid watering the bushes in hot weather. Mulching should be started in the spring when the ground is not too cold. The age of the plants is important. Newly planted ones often fail to grow due to lack of water. Once they are established, you can reduce the watering schedule. In fall and winter, especially if water-retaining material is present in the soil, watering should be decreased. Dry winds during these seasons can dry out the plants, and newly planted ones are particularly at risk. Windy seasons generally require more watering. Plants in pots tend to dry out faster, so they need more frequent watering. If you notice less blooming and drying leaves, it's a sign that they need more water. Watering potted plants can be more complex and the frequency may fluctuate. Be careful not to let the potted plants sit in water, so avoid using containers with saucers, bowls, or trays. Overwatering in the fall can cause mottled or yellowish foliage. Preventing overwatering is always a good idea regardless of the current climate or season. During the flowering months of Egyptian riverhemp, you may want to increase watering frequency, but once they are fully grown, you can give them a rest. Give them an adequate amount of water every 3 to 5 days, but avoid sticking to a strict schedule. To determine if it's the right time to water, check if the soil is dry by sticking your finger in the pot or use a moisture meter. Be careful not to overwater or underwater, as excessive root rot can cause the plants to die, regardless of the climate or season in your area.

Why do I need to water my Egyptian riverhemp?

Watering the Egyptian riverhemp is important for transporting nutrients from the soil to the rest of the plant. To keep this species healthy, it is essential to know the proper amount of water to provide. The watering requirements will depend on the weather in your area and the type of soil the plant is in. The Egyptian riverhemp thrives on moist soil but cannot tolerate being waterlogged. When planting on the ground, make sure to provide enough mulch and avoid watering too little. When planted in a pot, it is recommended to use a full can of water and ensure that the water is moist at the base for optimal blooms. If you are growing the Egyptian riverhemp for foliage rather than blooms, it is necessary to water them up to a depth of 10 to 20 inches to support their growth. During rainy periods, it is best to refrain from watering the plant and allow it to receive nutrients from natural rainfall.

PLATES
Sesbania sesban leaf
PLATE 01 · leaf
Sesbania sesban leaf
PLATE 02 · leaf
Sesbania sesban flower
PLATE 03 · flower
Sesbania sesban flower
PLATE 04 · flower
Sesbania sesban fruit
PLATE 05 · fruit
Sesbania sesban fruit
PLATE 06 · fruit
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