stress

Is there a certain type of weed that really helps with stress?
more relaxing of a high.

indica's tend to be a more relaxing high than sativas, also if you let your buds fully mature that extra week or two they tend to give you more of a couch lock, relaxing buzz. Read up on the effects of different strains if you are planning on starting a grow and you will be able to find one that suits your purposes.