Raj Bhavan is a biological haven, with a diverse range of flora and fauna. The birds that abound within and around the complex are a sight to behold. The Raj Bhavan, located on a hillock overlooking the Brahmaputra River, is a birdwatcher's paradise. Even a novice birdwatcher would be able to spot and identify at least a dozen species of birds in the complex.

Raj Bhavan Assam campus has been scientifically landscaped for developing greenery for shade, source of indigenous fruits, spices, vegetables and forest trees. These plants have been selected meticulously to serve the ecological services at different canopy levels such as for beautiful flowering trees for green shade and spice yielding in the upper canopy, middle canopy with shrubs and annual and perennial fruits and aromatic plants are in lower stratum (ground cover crops). In the special topography of the Raj Bhavan around 38 species of forest trees,17 species of fruit trees along with different types of flower species, orchid and seasonal flower are available. Further, climber plants species such as Giloy (Tinosporacordifolia), and spice yielding plants like black pepper are also planted near the tree species for support and spice production. Attempts also been made to conserve biodiversity of this region by planting 17 tree species, 5 shrub species, 2 climber species, ground cover crops 7 species, and 19 seasonal vegetables species.

1.1. Tree shade for 17 species covering 26000sqft area withGuava (Psidiumguajava, Myrtaceae), Amla (Phyllanthusemblica,Phyllanthaceae), Leteku (Baccaurearamiflora Lour. Euphorbiaceae.), Ponial (Flacourtiagangomos, Salicaceae ), Olive (Oleaeuropaea, Oleaceae), Ahombogori(Prunuspersica,Rosaceae), Thekera (Garciniapedunculata, Clusiaceae), Coconut(Cocosnucifera, Arecaceae), Arecanut (Areca catechu, Arecaceae), Cinnamon (Cinnamomumverum, Lauraceae), Neem(Azadirachtaindica, Meliaceae), Curry leaf (Murrayakoenigii, Rutaceae), Bay leaf(Laurusnobilis, Lauraceae), Rudraksha(Elaeocarpusganitrus, Elaeocarpaceae), Radhasura (Peltophorumpterocarpum , Fabaceae), Sonaru (Cassia fistula, Fabaceae), Krishnasura (Delonixregia, Leguminosae)

1.2. Shrubs(5 species): Lemon(Citrus limon, Rutaceae),Banana(Musa acuminate, Musaceae), Mousambi(Citrus limetta, Rutaceae), Pineapple (Ananascomosus Bromeliaceae), Papaya (Carica papaya, Caricaceae)

1.3. Climbers(2 species): Black pepper (Piper nigrum, Piperaceae ), Giloy(Tinosporacordifolia, Menispermaceae)

1.4. Ground cover crops(Medicinal and aromatic plants)7 species covering 4000sqftarea with Citronella (Cymbopogonnardus, Poaceae), Lemon grass (Cymbopogoncitratus, Poaceae) ,Sugandhamandi (Cinnamomumglaucescens, Fabaceae), Turmeric (Curcuma longa, Zingiberaceae), Ginger (Zingiberofficinale , Zingiberaceae), Insulin plant (Costusigneus, Costaceae) , Aloe vera (Aloe barbadensis, Liliaceae).

Poly Greenhouse for sustainable has also been erected covering an area of 689 sqft for production of 19 vegetables species such as lettuce (Lactucasativa, Asteraceae), Spinach (Spinaciaoleracea, Amaranthaceae), Coriander (Coriandrumsativum, Apiaceae), Mint (Menthapiperita , Lamiaceae ), Fenugreek (Trigonellafoenum-graecum, Fabaceae), Broccoli (Brassicaoleracea var. italic,Brassicaceae), Cabbage (Brassicaoleracea var. capitata, Brassicaceae), Cauliflower (Brassicaoleracea var. botrytis,Brassicaceae), Radish (Raphanussativus, Brassicaceae) , Carrot(Daucuscarota, Apiaceae), Brinjal (Solanummelongena, Solanaceae), Bean (Phaseolus vulgaris , fabaceae), Tomato (Solanumlycopersicum, Solanaceae), Turnip (Brassicarapa subsp. rapa, Brassicaceae), Chilli (Capsicum frutescens, Solanaceae), Capsicum (Capsicum annuum, Solanaceae), Onion (Alliumcepa, Amaryllidaceae), , Garlic (Alliumsativum,Solanaceae), Knolkhol (Brassicaoleracea, Brassicaceae) , Beetroot (Beta vulgaris, Amaranthaceae).

Name of the Flower plants present at Raj Bhavan (Lawn) Perennial:

Debdaru Night blooming jasmine Coleus Bleeding heart Hibiscus Fishbone cactus Fern Plumeria Orange Trumpet Day lily Ixora Celosia Jasmine Clitoria Mussaenda	Allamanda White ginger lily Togor Sewali Lollipop Crossandra Anthurium Ficus Kaala lily Insulin plant Kathanda Aralia Croton Hydrangea Night queen	Azalea Peepal Ponytail palm Peace lily Lipstick Aglonema Calathea triostar Lemonia Philodendron Aglonema green African violet Dracaena
Flower name: Hibiscus	Flower name: Dianthus	Flower name: Geranium
Flower name: Verbena	Flower name: Gerbera(Yellow)	Flower name: Chrysanthemum

                                                                     Photo Credit : Sanjib Gohain Boruah (Birds) & Purba Jyoti Baishya (Flowers)