explain siddha kudalini yoga

Both Siddha and Kundalini Yoga help raise the kundalini energy, but are different practices.

Please check these links.

http://s3cr3ty0stg2.wpengine.com/what-is-siddha-yoga.html

http://s3cr3ty0stg2.wpengine.com/kundalini/What-is-kundalini-yoga.html

Blessings