Green dreams are informative. They can vary from being cool to being disturbing.

Green dreams often happen when your concious body has over-looked something important, or not given it time to self heal over something it hasn't realized is important.
Your concious body can push away the various this, downsizing their importants.
Based on your own creativity, these things can be very, VERY interesting. In reality, then contain many more sub-consious hints then you could ever realize, or remember!
Green dreams can contain things that have been bothering you for some time, or expectant delays. Green dreams can simply be a flush of your anxiousness. Either way, green dreams are here to bring a message, or at leas are a way of you subconcious body talking.
Take time to think after having a Green dream. Do so in you immediate future, also. Try to uncover the hidden message that can be stressed in a person important to you, or a slightly-altered location.