This article lists the botanical gardens found in the state of Tamil Nadu, India.[1]
| Name | Year established | Area | District | Notes | |
|---|---|---|---|---|---|
| Government Botanical Garden, Udhagamandalam | 1848 | 22ha | The Nilgiris | 3 million annual visitors (2018) | |
| Bryant Park, Kodaikanal | 1908 | 7.93ha | Dindigul | 600,000 annual visitors (2018) | |
| Sim’s Park, Coonoor | 1969 | 12.14ha | The Nilgiris | ||
| Rose Garden, Yercaud | 1975 | 15.14ha | Salem | ||
| Chettiyar Park, Kodiakanal | 1980 | 2.02ha | Dindigul | ||
| Government Rose Garden, Udhagamandalam | 1995 | 14.4ha | The Nilgiris | 1.5 million annual visitors (2018) | |
| Anna Park, Yercaud | 1999 | 1.87ha | Salem | ||
| Lake View Park, Yercaud | 1999 | 1.27ha | Salem | ||
| Government Botanical Garden, Yercaud | 2010 | 8.1ha | Salem | ||
| Semmozhi Poonga, Chennai | 2010 | 3.17ha | Chennai | ||
| Kattery Park | 2011 | 2ha | The Nilgiris | ||
| Genetic Heritage Garden, Yercaud | 2012 | 10ha | Salem | ||
| Eco Park, Courtallam | 2012 | 14.89ha | Tirunelveli | ||
| Genetic Heritage Garden, Achadipirambu | 2015 | 10ha | Ramanathapuram | ||
| Tea Park, Doddabetta and Butterfly Park, Devala | 2015 | 1.7ha | The Nilgiris | ||
| Rose Garden and Cut Flowers Demo Garden, Kodaikanal | 2018 | 4ha | Dindigul | ||
| Eco Park, Kanniyakumari | 2018 | 6ha | Kanniyakumari | ||
| Madhavaram Botanical Garden | 2018 | 8.18ha | Chennai | ||
| Nature Park, Yelagiri | 2018 | 4.86ha |