Forest Types
According to classification of forests in India by Champion and Set (1968), the forests of Himachal Pradesh have been classified into eight forest types which are further categorized into 37 forest sub-types based on their floristic composition, physiognomy and other factors of locality. Details of different forest types of Himachal Pradesh (FSI, 2021) is given in the following table:
| Sl.no. | Forest type as per ISFR 2021 (FSI, 2021) | Classification | Area (km2) | Major tree species |
| Forest ecosystem | ||||
| 1 | Tropical moist Deciduous | 3C/C2b(I) | 208.63 | Shorea robusta, Lannea grandis, Terminalia tomentosa |
| 2 | Northern Tropical Dry Mixed Deciduous (6 sub-types) | 5B/C1a, 5B/C2, 5/DS1, 5/DS3, 5/E9, 5/1S2 | 2848.42 | Acacia catechu, Emblica officinalis, Terminali chebula, Cassia fistula, Anogeissus latifolia |
| 3 | Subtropical Pine (3 sub-types) | 9/C1a, 9/C1b, 9/C1/DS1 | 2841.11 | Pinus roxburghii |
| 4 | Himalayan Moist Temperate (13 sub-types) | 12/C1a, 12/C1b, 12/C1c, 12/C1d, 12/C1e, 12/C1f, 12/C1/DS1, 12/C1DS2, 12/C2a, 12/C2b, 12/DS1, 12/E1, 12/1S1, | 7079.16 | Cedrus deodara, Quercus leucotrichophora, Quercus dilatata,Quercus semecarpifolia, Rhododendron arboretum, Pinus wallichiana, Abies pindrow, Picea smithiana |
| 5 | Himalayan Dry Temperate (7 sub-types) | 13/C1, 13/C2a, 13/C2b, 13/C3, 13/C4, 13/C5, 13/1S2 | 502.51 | Pinus gerardiana, Cedrus deodara, Juniperus excelsa subsp. polycarpos |
| 6 | Sub Alpine Forests (2 sub-types) | 14/C1a, 14/C1b | 661.47 | Abies spectabilis, Betula utilis, Rhododendron campanulatum |
| 7 | Moist Alpine Scrub (3 sub-types) | 15/C1, 15/C2, 15/E1 | 58.05 | Rhododendron scrub |
| 8 | Dry Alpine Scrub (2 sub-types) | 16/C1, 16/E1 | 335.7 | Juniperus communis, Eurotia certaoides |
| Grasslands | ||||
| 1 | Himalayan Temperate Pastures | 12/DS3 | 1004.58 | |
| 2 | Alpine Pastures | 15/C3 | 3271.73 | |