7 Largest and Tallest Living Walls around the World,

1. Birmingham, UK.

The 220 metre long and 7 metres high includes a total of 604 square metres of plants, is believed to be the biggest of its kind anywhere in Europe.
 
(source: http://www.birminghammail.co.uk/news/local-news/europes-largest-living-wall-unveiled-2582415)

2.  Quebec, Canada.

​The Indoor Living Wall Art reaches 49.5 meters in height! It incorporates over 11,000 individual plants arranged according to colour, texture, pattern and size. to create this beautiful Living Wall.
 
(source: https://www.2degreesnetwork.com/groups/2degrees-community/resources/worlds-tallest-indoor-living-wall-revealed/)

3. Sydney, Australia.

The wall is 166 metres high and exhibits 250 species of native Australian flowers and plants.
 
(source: http://inhabitat.com/the-worlds-tallest-vertical-garden-lives-and-breathes-in-sydney/)

4. Warwick, UK.

The whole building is wrapped around with a massive vertical garden measuring 11,054 square meters.

(source: http://inhabitat.com/national-grid-builds-europes-largest-living-wall/)

5. San Francisco, California.

The stunning indoor living wall was designed with sustainable, water-saving features. It exhibits 12,500 plants that cover the publicly accessible lobby.
 
(source: http://inhabitat.com/habitat-horticulture-completes-largest-indoor-living-wall-in-california/)

6. Medelin, Colombia.

​Located on the side of a residential building, the vertical garden is 300 feet tall (92 meters)!
 
(source: http://inhabitat.com/worlds-second-tallest-living-wall-completed-in-medellin-colombia/

7. Newcastle, UK.

The 27m-high Green Wall has been installed on the 24-acre Science Central development in Newcastle. It contains more than 35,000 plants!
 
(source: http://www.newcastlesciencecentral.com/science-central-creates-one-uks-tallest-living-walls/)