It is an equatorial crop, but under special conditions, it is also grown in tropical and sub-tropical areas. It requires moist and humid climate with rainfall of more than 200cm. and temperature above 25°C. Rubber is an important industrial raw material. It is mainly grown in Kerala, Tamil Nadu, Karnataka and Andaman and Nicabar islands and Garo hills of Meghalaya. India ranks fifth among the world’s natural rubber producers.