60s Patchouli Incense Sticks. $2.00. Fragrance from the makers of the famous Nag Champa incense! 15- gram box contains approximately 10-15 sticks. The 60s patchouli smells more earthy than regular patchouli. This scent is meant to mimic the scent of head shops during the 60s/70s, and for people familiar with the smell, it should feel very nostalgic. Each stick has a burn time around 45 minutes, depending on the conditions.