What makes Dr. Greenthumb by Cypress Hill notable?

'Dr. Greenthumb' became a notable part of Cypress Hill's legacy, reaching number 20 on the Billboard Hot 100 and reinforcing their influence on alternative hip-hop. The song's success contributed to the mainstream acceptance of cannabis-themed music during a time when such topics were still considered taboo. By the time 'Dr. Greenthumb' was released in 1998, Cypress Hill was already established as a leading force in hip-hop, following their breakthrough album 'Black Sunday' in 1993. This single marked a continued evolution of their sound, showcasing their unique style that incorporated elements of Latin music and rock influences, while addressing themes of marijuana culture.