In the 20th century, the Seethawaka Botanical Garden, a plantation for rubber and tea at that time, was taken over by the Land Reform Commission in Avissawella, a township in Sri Lanka.
The garden was established in 20th century as a plantation for Rubber and Tea, which was owned by a garden known as "Pannaagula". But most of the land area was abandoned on that time, which was taken over by the Land Reform Commission. Ilukovita, Avissawella Avissawella, (Sinhala: , Tamil: ) is a township in Sri Lanka, governed by an Urban Council, situated on the A4 route from Colombo to Ratnapura, Colombo District, Western Province, Sri Lanka, approximately 40 km air distance and 48.1 km road distance from east of capital Colombo. Commission of Land, Sri Lanka 
