Key Lime Pie is a phenotype of GSC (formerly Girl Scout Cookies) with two reported points of origin — Purple Caper Seeds and Burning Bush Nurseries, both located in California.

Key Lime Pie from Burning Bush Nurseries is a phenotype of GSC with a unique candy-and-spice flavor.

The iteration from Purple Caper Seeds is also said to have an aroma reminiscent of mint and lime, producing a relaxing and euphoric state upon consumption.