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Senegalia nigrescens
Senegalia nigrescens
Senegalia nigrescens
Senegalia nigrescens

Senegalia nigrescens

TAXONOMY

FamilyFabaceae
GenusSenegalia
Zone10

ABOUT

Senegalia nigrescens, commonly known as the Knob Thorn, is a tree native to seasonally dry tropical climates in Africa. It belongs to the Fabaceae family and the Senegalia genus. This tree is known for its distinctive knob-like thorns and is often found in savannas and woodlands. It undergoes a dormancy period during the dry season.

ALSO KNOWN AS

Acacia Brosigii
Acacia Pallens
Acacia Passargei
Acacia Perrottii
Acacia Schliebenii
Albizia Lugardii
Black Monkey Thorn
Acacia nigrescens

OVERVIEW

WaterDry
SoilLoamy
LightDirect Bright (8 Hours)
Temperature25° C
Humidity50%
Dormancy3 Months
pH6.5
Pressure1,013 mbar

DETAILS

Care Instructions
Senegalia nigrescens thrives in bright, direct sunlight and prefers moderate temperatures. It can tolerate dry conditions but benefits from occasional watering during prolonged dry spells. The tree does well in environments with moderate humidity.
Soil
This tree prefers well-draining loamy soil. It can tolerate a range of soil types but performs best in soils that dry out almost completely between waterings. Good drainage is essential to prevent root rot.
Fertilizer
Senegalia nigrescens does not have high fertilizer requirements. If needed, a balanced fertilizer can be applied sparingly during the growing season.
Repotting
Repotting is generally not necessary for this tree when grown outdoors. However, if grown in a container, repotting should be done every few years to refresh the soil and provide more space for root growth.
Propagation
Propagation of Senegalia nigrescens can be done through seeds. Seeds should be scarified and soaked in water before planting. The best time to propagate is at the beginning of the growing season.
Pruning
Pruning is required to maintain the shape and health of the tree. It should be done during the dormant season to remove dead or diseased branches and to shape the tree.
Toxicity
Senegalia nigrescens is not known to be toxic to pets or humans. However, care should be taken with the thorns, which can cause physical injury.
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