![Which of these statement is true about Strobilanthus kunthiana?](https://www.gkseries.com/blog/wp-content/uploads/2023/09/Which-of-these-statement-is-true-about-Strobilanthus-kunthiana.jpg)
Which of these statement is true about Strobilanthus kunthiana?
Option 1 : It flowers once in 12 years.
Option 2 : This plant flowers during September to October 2006
Option 3 : Its mass flowering transformed large tracks of hilly areas in Kerala, Karnataka and Tamil Nadu into blue stretches.
Option 4 : All the above