When you go to a Seattle Mariners game at Safeco Field next season, you will see something new — the field itself. For the first time since the stadium opened in 1999, the entire playing surface is being replaced.
![](https://www.ballparksofbaseball.com/wp-content/uploads/2017/10/safecograss.jpg)
When you go to a Seattle Mariners game at Safeco Field next season, you will see something new — the field itself. For the first time since the stadium opened in 1999, the entire playing surface is being replaced.