Cinderella 99 36% Thca BulkC99 This medical marijuana strain which is often called as C99 was originally developed by 'Brothers Grimm'. This is one among the hybrid strains which was created by crossing Jack Herer with Shiva Skunk. This is a sativa dominant strain and its indica sativa ratio are found to be 15: 85. The THCa level of this strain is found to be around 36%. This was among the 'Top 10 Strains of 2009' list in the High Times. The plant appears to be light green