Castor seeds are the seeds of the castor oil plant (Ricinus communis). They are a source of castor oil, a viscous liquid that has a variety of uses, including in industrial products and as a laxative.

Key features:

• Toxic: Castor seeds contain a toxic protein called ricin. Ingesting castor seeds can be fatal.
• Source of castor oil: Castor oil is extracted from the seeds and has a variety of industrial uses, including in paints, lubricants, and pharmaceuticals.
• Medicinal properties: Castor oil has been used medicinally for centuries, particularly as a laxative. However, it is important to consult a healthcare professional before using castor oil for medicinal purposes.
• Ornamental plant: The castor oil plant is often grown as an ornamental plant for its large, showy leaves and colorful flowers.