is located at the State horticulture farm in Madhavaram Milk Colony. Encompassing an area of 28 acres, it is being built at a cost of ₹ 57.3 million. Foundation stone for the garden was laid on 15 September 2010. As of October 2012, 80 percent of the civil work has been completed and work is in progress to construct a food court, ticket counters and a compound wall. A small bridge has been built to attract birds from where visitors will get a view of the lake. The garden will have nearly 400 species of plants. A glasshouse similar to the one in the garden at Udhagamandalam will also be created, with different types of gardens, including herbal, flowers, bonsai and trellis gardens, in addition to mazes, a play area for children, cascades and many fountains. The garden will also have an open-air theatre with a capacity to seat nearly 150 people. There will also be a nursery outlet at the garden. Chennai Metro Rail Limited – Phase II In December-2016, it was announced that Chennai Metro Phase 2 would be for 104 km (65 mi) spreading across 104 stations. In July 2017, in a suo motu statement in the State Legislative Assembly, an extension in Phase II, involving an additional cost of ₹38,500 million to the original phase II cost of ₹850,470 million, was announced. Once Phase 1 draws to a close in 2019–20, construction on Phase 2 of Chennai Metros project will begin. This phase is currently in the proposal stage and in its latest avatar has been proposed to be 107.55 km long with another 25 km in the pipeline. After phase 2 is built and opened in 2028 (estimated), Chennai's metro network will become roughly 176.70 km long. This phase involves the construction of 2 out of 3 new lines on standard gauge tracks: • Line-3 – Purple Line – Madhavaram – SIPCOT (45.77 km) with 50 stations Stations: Madhavaram Milk Colony (interchange with Line-5), Thapal Petti, Murari Hospitial, Moolakadai, Sembiyam, Perambur Market, Perambus Metro, Ayanavaram, Otteri, Pattalam, Perambur Barracks Road, Purasaiwakkam High Road, Kelley's, KMC, Chetpet Metro, Sterling Road Junction, Nungambakkam, Gemini, Thousand Lights (interchange with Line-1), Royapettah Govt Hospital, Radhakrishnan Salai Junction, Thirumayilai Metro (interchange with Line-4), Madaiveli, Greenways Road Metro, Adyar Junction, Adyar Depot, Indira Nagar, Thiruvanmiyur, Taramani Link Road, Nehru Nagar, Kandhanchavadi, Perungudi, Thoralpakkam, Mettukuppam, PTC Colony, Okkiyampet, Karapakkam, Okkiyam Thoralpakkam, Sholinganallur