Louisiana State Act 159
Signed into law June 28, 2005, and effective August 8, 2005, Louisiana State Act No 159 found in, Louisiana RS 40:989.1, outlawed the cultivation, possession or sale of 40 named plants defined as hallucinogenic in the state of Louisiana, US. House Bill 173 of 2010 further restricted the sale and possession of herbs in the state. However, use of the plants "strictly for aesthetic, landscaping, or decorative purposes" was allowed.