Sept October is Best time to Visit hills in Himachal Pradesh, In this time before winter you would get a lot of green pictures of valley which you would definitly like and love. I just got couple of days to visit these hills in this month and thats was really a nice trekking. We took more then usual time for trekking on these velley but it was awsome. Inder Singh & Khar Bhai in the picture which was taken on the top of one beautioful green hill.