District Nainital is a unique district of Kumaun having tropical type, subtropical type, temperate, sub alpine and alpine zones in its lap. on one side its Tarai & Bhabhar belt contains the climate resembling with plain areas on the other the deep valleys having an elevation unto 1000 Mts. rear plants of hills as well as plains. The middle Himalayan ranges unto 2000 Mts. are temperate zones growing a number of typical temperate climate plants. The sub alpine unto 2500 Mts. grow high altitude plants an have the capacity to rear plants of alpine zones as well.
Alpine zone is referred to the land between snow line and above 2000 Mts. This is a typical high Himalayan belt. District Nainital contains all the zone except the alpine one. The soil structure and texture also varies from high sandy soils having 70 to 80% sand to clay soils in which the clay percentage is unto 20% . In between vast tracts possess sandy lome soils which are neither heavy nor very light.The hilly region is covered with Sal ,Pine ,Oak, Buruns, Kaphal and other trees growing unto 6000 ft. along with Deodar , Surai etc. at higher altitudes .There are small tracts of cultivated lands and fruit orchards etc. in between the forests in this region .
The following important trees and bushes grow in Nainital.
Botanical Name Common Name
Quercus incana Oak (Banj)
Aesculus indica Pangar
Junglans regia Akhrot
Populous ciliata Hill Pipal
Fraxinus miscrantha Angu
Platanus orientalis Chinar
Rubus lasiocarpus Hisalu
Rosa moschata Kunj
Berberis asiatica Kilmora
Cupressus torulosa Surai
Rhododendron arboreum Buruns
Cedrus Deodar Deodar
Salix acmophylla Weeping Willow
Pinus Pine
The Bhabhar region has Babul,Kikar etc. in abundance besides sal , Khair, Shisham as big trees . The Bhabhar grass and lantana form the undergrowth .These are considered to be the vegetation of dry and arid zones. Haldu is also common in Bhabhar region .
Apple orchards are found mainly in Ramgarh Mukteshwar belt . Beside this Peach, Pears , Apricot,Citrus fruits ,Kafal,Strawberry, Hills Banana grown in the hilly track ,Lichi of Ramnagar makes Nainital a main fruit growing district. Tea plantation work is also in progress in the slopes of Niglat & Ghorakhal.
Now a days a number of floriculture farm have mushroomed in the district due to its favorable climate for growing flowers.
Aquatic Macrophytic Vegetation
Potomageton pectinatus
Potomageton crispus
Polygonum glabrum
Polygonum amphibium
Polygonum hydropiper
Hydrilla verticellata
Medicinal Flora Of District Nainital
In its Tarai & Bhabhar belt a number of medicinal trees, shrubs and herbs grow like Vijayasar, Arjun, Bhilwa, Varun, Gambhari, Kutuj, Tejpatra, Priyangoo, Danti, Sarivah, Shwet Sarivah, Brahmi, Satwahi, Patha, Bhringraj, Punarnava, Kamal & Kamalni, Gokhru, Anatmool, Marodfali, Talwarfali, Ashok, Kaliyali, Pipli, various species of Mentha and so on. There is potential to grow Mulhatti, Aswagandha, Saptaparna and so many other plants of various zones of India.
These plants can also grow in the deep valleys of hills. In the middle Himalayan range we find Daruharidra, Timoor, Manjishtha, Sugandhabala, Samayava, Manduparna, Dhooplakkar, Talish, Devdaru, Padam, Vidhangabhed, Kakoli, Ksheerkakoli, Lahsuniya and so many other plants. This range has the potential to grow plants like Saffron, Vindhanga, Ghritkumari and so on.
The sub alpine zone of this district grows Fern, Deodar , various other species of Daruharidra, Sugandhabala, Banapsa. It has the potential to grow plants like Gandhanarain, Kutki, Kooth, Bhootkesi, Junipers, Abies which is called Fern . Here around 2500 mts. plants like Jatamasi, Mithavish, Atish can also be tried.
Many of these plants have a great commercial importance. These are widely used in indigenous system of medicines like Ayurveda, Yunani, Aamchi (Tibetan System) for skin diseases, stomach disorder, nervous disability, liver diseases. Many of these are used in heart & brain tonics. Some are blood purifiers and strengthen the immunity mechanism.
At present crores of this herbal raw material is supplied to Haldwani, Ramnagar, Dehradun & other mandis of plains. Bheshaj Sanghs & K.M.V.N. has the official authority to collect these medicines.
Presbytis schistaceous (Himalayan Langoor) , Invus rhesus (Monkey),Urssus Tibetans (Rich),Martes flavigula (Black capped Marten), Hysrix leucura (Indian Porcupine) ,Sus Indicus (Wild pig) ,Cervulus aurens (Barking deer) , Pteromys petaurista (Brown flying squirrel) , Nemorhoedus goral (Gural).
Birds
Corvus macrohynchoes (Jungle crow) , Corvus splendens (house crow) ,Parus monticolus (green backed tit) , Trochalopteron lineatrum (Streaked laughing Thrush),Turdus boulboul (Grey Winged Black Bird) ,Passer domesticus (House Sparrow),Certhia himaayana (The Himalayan Tree Creeper),Acridotheres tristis (Common Myna),Pericrocotus brevirostris (short billed minivet).
Fishes in the lakes of Nainital
The fishes belong to one group commonly known as carps . Generally cat fishes are not found in the lake . Among carps both major and minor fishes are present in the lake . The major fishes have three important classes , Mahaseer the so called hill trout and the mirror carp .
Mahaseer
Two species of this fish are found in the region .
Tor tor : The red finned mahaseer.
Tor putitora : The yellow finned mahaseer . It is highly valued as a food fish, and normally grows to a large size from 20 to 60 Cms.
Hill Trout
Commonly known as Asela or Rasela. This fish comprises three species.
Schizothorax sinuatus
Schizothorax richardsoni
Schizothorax plagiostornus
Mirror Carp
Cyprinus carpis, it has been imported and is bred on a large scale in Nainital.
The common carp fishes such as mahaseer and hill trout have been found to breed several times
during one spawning season from May to September.