Hyde Park houses a unique collection of orchids which Fay gathered over the decades which she and John spent living and working in numerous countries in the Caribbean and Central America.

Amongst the orchids which can be seen at Hyde Park are Cattleyas, Vanda Rothschildiana, Arachnis, Spathoglottis, Dendrobium Biggibum, D.farmeri, D. Crumenatum, Arundina(the Bamboo Orchid), Epidendrums, Phalaenopsis,B. Nodosa, Brassias.
The garden also includes specimens of unusual plants rarely seen outside botanical gardens, such as the Portlandia Grandiflora, first discovered in Jamaica in 1795 and named after the Duchess of Portland and the Clusia . The visitor can also see red, pink and the more unusual white ginger lilies. A wide variety of Heliconias, including the Beharry, named after Grenada’s Johnson Beharry who was awarded the Victoria Cross while serving with the British Army in Iraq; the Strelitzia Regina ( Bird of Paradise) There is also a wide variety of palms and cycads ( a plant that has existed since the age of the dinosaurs), Bougainvilleas in many colours, Bauhinias, crotons (including some unique Grenada hybrids) and Lotus,water lilies and ferns.