- The song's title, "Sweet Jane," could be a reference to marijuana, as "Jane" is a slang term for the drug.
- The lyrics mention the "green light," which could represent the color associated with marijuana.
- The lyrics also describe the protagonist's "head spinning," which could be an allusion to the effects of marijuana.
Furthermore, Reed was known for his open exploration of drug use and other controversial topics in his music, which supports the interpretation of "Sweet Jane" as being about marijuana.
However, it's important to note that Reed's lyrics are often open to multiple interpretations, and it is ultimately up to the individual listener to decide what the song means to them.