One of the Top Ten World's largest living Tropical Plant collections.
The Botanical part of Nongnooch was started in 1991. Plant species have been accessioned since then and the total number now is 19528 accession representing over 12,000 species. (2020).
Mr. Kampon Tansacha, the owner of Nongnooch Pattaya Garden, is committed to conservation and propagation of rare and endangered plants, for ex situ conservation and as an important conservation tool. The botanical living plant collection is not open to the public but is accessible for researchers both local and domestic. The garden has regular visitors using the facilities as a source for botanical studies globally. The garden has a professional team of botanists and horticulturists dealing with the Curation and maintenance of the living collections. It is of crucial importance that both wild and domestic plants are being kept alive both for the human benefit as well as for their intrinsic value of nature. Plant records are being maintained in a specially designed computer database for plants, and herbarium vouchers have been done on many of our accession, which makes the plant collection a very important research-based collection.
The garden is registered as a Certified CITES nursery.
The garden has over the years been focused on some plant groups and the garden can now claim to have the largest living collections assembled of following plant groups, Palms, Cycads, Hoya, Bougainvillea, Heliconia, Hoya, The garden also have very large collections of other plants groups such as Bananas, Adenium, cacti, and Orchids.