Fellowship of like-minded people is so helpful on the spiritual path, particularly when breaking away from old destructive habits or people. All along the way the companionship of like-minded people nurture us and we nurture them.
So, workerhere, I think your attendance at the group is great - for you and the others all striving to improve themselves.
A separate time for meditation at home, perhaps morning or night, can help set or settle your day and bring peace of mind and harmony into your thoughts and life.