Croton Megalocarpus: Uses, Benefits & Sustainable Applications
- BeyondForest
- Oct 18, 2024
- 9 min read
Updated: 2 days ago
2.)Myths concerning the Croton Megalocarpus
4.)Croton Megalocarpus Root System
5.)Croton Megalocarpus Flowers and Fruit
6.)Advantages of Croton megalocarpus
7.)Cultivation and Growth Requirements of Croton megalocarpus
8.)Uses of Croton megalocarpus
9.)Facts about Croton Tree
Given their high nitrogen content, the leaves are often used for mulch.
Image of a croton megalocarpus tree trunk
Croton megalocarpus is a large evergreen tree native to tropical Africa, specifically found in countries such as Kenya, Tanzania, Uganda, and other parts of East and Central Africa.
A pioneer species. Doesn't like growing in a crowded field -Clement Argwings
This is one of the easiest trees to plant & grow. an evergreen tropical plant, grows naturally in northern Kenya or as a planted tree in most of the rest of the country -Dr James
The tree's fruit is a large capsule, hence the name "megalocarpus" (meaning large-fruited).Croton belongs to the family Euphorbiaceae, which comprises a variety of species with significant ecological, economic, and medicinal value. Often referred to as the East African Croton.
I recently learned its also used in geo-resistivity analysis to detect water presence underground before sinking a borehole or well -Wandera Musau
Image of Croton Tree seedlings planted on a half 20 liter bucket
When the leaves are dried it makes great cigar rete better than tobacco- Thews Matina
Croton megalocarpus is a fast-growing tree that can reach impressive heights, Croton megalocarpus trees typically grow to heights of 12-36 meters (40-120 feet) in optimal conditions, making them one of the tallest members of the Croton genus. making it a popular choice for agroforestry, reforestation, and commercial cultivation in tropical regions.
Croton Megalocarpus used to give borehole diggers confidence that water is available down there. 90% of Africa has underground water. People use two wires, sticks, different types of leaves to get same results.
Image post by Captain Green Ke on Croton Megalocarpus
The tree has a straight, cylindrical trunk that can grow up to 1.5 meters (5 feet) in diameter. The bark is usually grayish or light brown with a rough texture and vertical fissures.Croton megalocarpus has a broad, spreading crown, with branches that extend outward and create an umbrella-like shape. The tree's canopy offers ample shade, making it valuable for agroforestry systems.
Wonderful tree grows in the farm well and provides shade for crops during the hot season, leaves are good humus. -Kimani creative Ambassador
Croton Megalocarpus Common Names
In Kipsigis Language it is referred to as Tigambo Tree In Masai language it is referred to as olmeregueti In Borana Language it is referred to as Nyapo,In Duruma Language it is referred to as Nyaeppo,In Embu Language it is referred to as Mukinduri ,In Gabra Language it is referred to as Nyaap'po, In Giriama Language It is referred to as Muyama, Kikuyu Language it is referred to as Mukinduri,In Luo Language it is referred to as Matindri ,banta or Onero In Kipsigis Language it is referred to as kelelweet In pokot Language it is referred to as korellach
The bark shavings make for good bone soup. Ngong used to have giant Mukiduri trees in the 80s it was a beautiful sight.- Kimani Creative Ambassador
Image of Mukinduri Tree seedlings
In Maragoli Language it is referred to as Muchinduri Tree In Luhya Language it is referred to as Musine ,Omutimbuli/omupinduli, Omsala kwa tsibanda,In Meru Language it is referred to as Mukinduri or muuii ,In Taita Language It is referred to as Mkigara ,In Kamba Language It is referred to as Muthulu, In Swahili Language It is referred to as msenefu ,In Samburu Language It is referred to as Lmarguet ,In Tugen Language It is referred to as Otonwe or Otonwo. In Nandi it is referred to as Masineitet. In Marakwet language it is referred to as Otonio or Otonion
It produces the best Y-shape wood for catapults -Benson Mwaura
A post by Ben Soh on Croton Megalocarpus on Facebook
Myths concerning the Croton Megalocarpus
During the flowering stage it's said the pollen is cancerous when we inhaled
They believe it scatters family members. The way it branches in all directions
I hear that during the night it takes in lots oxygen and if its close to the compound people might lack oxygen
I hear if someone is sick and seek shade under the tree you go to heaven straight
The sap from the leaves heals wounds fast
Mukinduri tree seedlings
Croton megalocarpus leaves are simple, alternate, and oval or elliptic in shape. They are typically bright green, glossy, and measure between 6 to 12 cm in length. The leaves have a distinctive veining pattern and serrated edges, and they emit a mildly aromatic scent when crushed.
Those seeds you crash n feed your poultry...highly nutritious -Ruth Jeptoo
Croton Megalocarpus Flowers and Fruit
The tree produces small, inconspicuous, creamy-white flowers that are arranged in racemes. These flowers are not particularly showy, but they play a key role in attracting pollinators such as bees and butterflies.
Image of Croton megalocarpus flowers
The tree's fruit is a large capsule, hence the name "megalocarpus" (meaning large-fruited). Each capsule contains three to five seeds, which are dark brown or black and measure about 2 cm in length. The fruit is rich in oil, making it valuable for biofuel production.
Image of Mukinduri Tree seeds
Croton Megalocarpus Root System
The tree has an extensive and deep root system that helps it anchor firmly in the soil, making it drought-tolerant and suitable for erosion control. This root system also plays a role in improving soil health by enhancing soil aeration and nutrient cycling.
Some people believe that, that tree cause cancer when planted within the compound I don't know how but to our communities we discourage it in our lands -Isaac Kiplangat
had planted it had to uproot -Roselyn Mutambo
Advantages of Croton megalocarpus
In Marakwet, the leaves of this tree are instrumental in the process of brewing muratina, which we call 'pketin'.-Lord Yator
1. Soil Conservation and Improvement
The deep-rooted nature of Croton megalocarpus makes it an excellent tree for stabilizing soil and preventing erosion, especially on sloped or degraded lands. Its roots bind the soil, reducing the likelihood of landslides and surface runoff during heavy rains.
In addition, the tree's leaves fall to the ground and decompose, contributing organic matter to the soil. This improves soil fertility and structure, making it more conducive to the growth of other plants. Croton trees are often intercropped with agricultural crops like maize or beans, as they improve the overall productivity of the soil without competing heavily for nutrients.
There is a cultural beleif to this tree amongst the bukhusu and also the kalenjin to an extend that they don't plant it in their compounds beleiving that it brings bad omen.-Kiprotich
2. Carbon Sequestration
Like all trees, Croton megalocarpus plays an important role in sequestering carbon dioxide from the atmosphere. Given its large size and fast growth rate, it acts as a significant carbon sink, storing carbon in its wood, roots, and leaves. This makes the tree valuable in mitigating the effects of climate change by reducing the amount of greenhouse gases in the atmosphere.
3. Biodiversity Support
Croton megalocarpus supports a wide range of biodiversity by providing habitat for various species of birds, insects, and small mammals. The tree’s flowers attract pollinators like bees, which are crucial for the pollination of surrounding crops and plants. The dense canopy provides nesting sites for birds, while the tree’s fallen leaves create a microhabitat for soil organisms.
The Croton Megalocarps tree will do well in nearly all the climates -Captain Green KE
1. Climate Requirements
Croton megalocarpus is best suited to regions with a tropical or subtropical climate. It thrives in areas that receive annual rainfall between 700 mm and 2,000 mm, and it is moderately drought-tolerant, making it suitable for regions that experience dry seasons. The tree grows well in temperatures ranging from 18°C to 30°C (64°F to 86°F). It can tolerate occasional drops in temperature but does not thrive in areas that experience frost. Croton megalocarpus is commonly found at elevations of 1,200 to 2,100 meters above sea level, but it can grow at lower altitudes if the soil and climate conditions are favorable.
2. Soil Preferences
keeps rodents away from the farm,especially squirrels.kambas knows it. -Justus Kingoo
The tree is adaptable to a wide variety of soils, but it prefers well-drained, loamy soils with a neutral to slightly acidic pH. It can tolerate poor soils, including degraded or eroded land, and is often used in reforestation projects to rehabilitate such areas. The tree’s deep root system allows it to access nutrients from deep within the soil, making it resilient in less fertile environments.
3. Propagation
Croton megalocarpus is usually propagated through seeds, which are collected from mature trees once the fruit capsules dry and split open. The seeds are hardy and can be stored for several months before planting.
Seed Germination: The seeds require scarification (scratching the seed coat) to improve germination rates, as they have a hard outer shell. After scarification, the seeds are soaked in water for 24-48 hours before being planted in nursery beds.
Nursery Growth: Once germinated, the seedlings are nurtured in nurseries for about 6-8 months before being transplanted to their permanent location in the field.
4. Care and Maintenance
Once established, Croton megalocarpus trees require minimal care. They benefit from occasional weeding, especially during their early growth stages, and may need supplemental watering during prolonged dry periods. The trees are generally resistant to pests and diseases, although they can occasionally be affected by leaf spot diseases or root rot in waterlogged conditions.
Mukinduri is also used also to ripen bananas just cut small branches...put some inside debes or bucket ...put bananas n cover with twigs.wait for less than a week and banana are ripe
Croton megalocarpus is a highly versatile tree with numerous uses that benefit local communities, industries, and the environment. Its uses range from timber and fuel production to traditional medicine and ecological restoration.
1. Timber Production
One of the primary uses of Croton megalocarpus is as a source of timber. The wood of the tree is relatively soft, making it easy to work with, but it is durable enough for a variety of applications.
Construction: In rural areas, the wood is often used for building houses, fences, and other structures. It is particularly valued for making poles, beams, and other construction materials that do not require high durability.
Furniture: The timber is also used to make lightweight furniture, especially in regions where harder woods are scarce. Although it is not as strong as hardwoods like mahogany, the wood of Croton megalocarpus is suitable for making chairs, tables, and cabinets.
Craftsmanship: In addition to its use in furniture and construction, the wood is sometimes used for making carvings, tool handles, and other artisanal products.
Perhaps one of the most promising uses of Croton megalocarpus is its potential for biofuel production. The seeds of the tree are rich in oil, which can be extracted and processed into biodiesel.
Croton Seed Oil: Each seed of Croton megalocarpus contains about 30-40% oil, which can be converted into biodiesel through a process called transesterification. Croton seed oil is a renewable energy source that can be used as a substitute for fossil fuels, reducing the carbon footprint of energy production.
Biodiesel: Biodiesel derived from Croton megalocarpus seeds is considered environmentally friendly because it produces fewer greenhouse gas emissions compared to traditional diesel. It also offers an opportunity for rural communities to become self-sufficient in energy production by cultivating croton trees and processing the oil locally.
Industrial Uses: In addition to biodiesel, croton seed oil can be used to produce lubricants, soaps, and other industrial products, adding to its commercial value.
Croton megalocarpus is widely used in agroforestry systems due to its ability to improve soil fertility, provide shade, and contribute to biodiversity.
Shade Trees: The tree is commonly intercropped with coffee, tea, and other crops that benefit from partial shade. Its broad canopy helps protect crops from excessive sunlight and wind, improving overall agricultural productivity.
Reforestation: Croton megalocarpus is often planted in reforestation and afforestation projects aimed at restoring degraded lands. Its fast growth and adaptability make it an ideal species for restoring forest cover and improving the ecological health of deforested areas.
usually use it on wounds especially on cuts it's good when it comes to wound healing by applying the flid that comes from the tree leaves after cutting it
Leaves and Bark: The leaves and bark of the tree are used to prepare herbal remedies for treating stomach ailments, skin infections, and respiratory conditions. These traditional uses are based on the tree’s antimicrobial and anti-inflammatory properties.
Seeds: In some regions, the seeds are crushed and used in poultices to treat wounds and skin irritations. However, it is important to note that the seeds of Croton megalocarpus can be toxic if ingested in large quantities, and their use in medicine should be approached with caution.
Used to control poultry diseases you can mush the leaves or the bark you put it in the water -Esther Karua
Facts about Croton Tree
The Croton Megalocarpus has an average life of 60 years
Croton Tree can offset 400 Kg CO2 over the course of its life!
Being a fast-growing tree, Croton grows up to 36 meters high and reaches maturity after five to seven years.
It is a drought-resistant tree that can survive in harsh climatic conditions and is less browsed by animals.
Government of Makueni County under the leadership of H.E Gov. Mutula Kilonzo Jr in Partnership with Eni Kenya has set up a croton oil seed pressing plant at Kwa Kathoka.
The plant, owned by Italian firm Eni Kenya, processes vegetable oil from cotton, castor, and croton seeds for bio-refining to make biofuel.
Its seeds has croton oil that can be extracted and used to power diesel engines after purification -Clem Argwings
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