There are lots of ways to decarb cannabis, from the traditional oven method to sous vide. In addition to requiring special equipment, the sous vide method takes more time since it uses a lower temp of boiling water, but produces a more efficient decarboxylation of the flower. You can also use specialized equipment such as the Ardent FX , Levo II , Butter Brewer , or other decarbing and infusing machines . These take out a lot of the guess work and make the process almost auto