Tharuna Ganapathi is the second form of 34 forms of Ganesha. He is the depicted with 8 hands (ashtabhuja).
Tharuna Ganapati is not mentioned in 21 types of Ganesha (Ekavimsathi Ganapathi) and 16 types of Ganesha (Shodasha Ganapati). But Raktavarna Ganapathi of Ekavimsathi Ganesha forms has similar aspects to Tharuna Ganesha.
Appearance of Tharuna Ganapathi
What Taruna Ganapathi holds in his right hands (from the lower to upper): Tusk, Wood-apple, Paddy spikes, and elephant goad.
What Tharuna Ganapathi holds in his left hands (from the lower to upper): Modak, rose-apple, noose, and a sugarcane branch.
Tharuna Ganapathi shines in red color like the noon-day sun.
Taruna Ganapathi Dhyanam: Tharuna Ganesha Mantram
Pashankushaapoopa kapittha jamboophalam
Thilam chekshu mapisana hasthai
Dhhatthe sadaaya stharunarunabhah
Payasthayushmaan tharuno ganeshah
Tharuna Ganapathi is worshipped on Sankashti Chaturthi, Ganesha Jayanti, Ganesh Chaturthi, Durva Ganapati vrat, etc. Those who worship Tharuna Ganesha will be blessed with eternal happiness, joy, and the courage to lead his life without any trouble or obstacle.
Taruna Ganapathi Dhyana Mantra