Ricinus Cmmunis – Castor plant is another highly poisonous plant, but with highly medicinal use. It grows in arid conditions on its own with zero maintenance along farm and roadsides in tropical countries. It has anti- bacterial, anti-microbial and anti-inflammatory properties that heal our entire body from hair and skin ailments to internal organs from various illness. It can heal cancer, rheumatism, fever, open wounds, colic, acidity, constipation, etc. Use of it as hair gives luscious hair. Various skin ailments are healed by it. It is a must have oil in our medicine box in every Indian home. It is propagated  by seeds.