were do I get molasses?Don't worry about the purple stem that's fine but you need to use molasses 1 tbs per gallon with Epsom salt 1 tsp per gallon
https://www.rollitup.org/general-marijuana-growing/364056-indoor-monster-plant.html
https://www.rollitup.org/newbie-central/357800-blue-dream-grand-daddy-purple.html