They change white/cloudy that is when trichomes have max amounts of cannabinoids. Sooner or later trichomes get started turning amber/purple/crimson, that's when cannabinoid content material has started to degrade. Harvesting ahead of most trichomes have turned white could cut down the overall potency and efficacy time. Harvesting too late (previous http://marcozhjkh.collectblogs.com/13180288/new-step-by-step-map-for-cannabis-seeds-for-sale-oregon