The best time to visit Sapa is September when the rice terraces are turning from green to yellow like a painting on the foot of the Hoang Lien Son mountain range. Sapa is home to five different ethnic groups; Black H'Mong, Red Dao, Tay, Day and Xa Pho. Visiting Sapa in September, tourists will have a unique chance to see people harvesting rice, take great photos and enjoy beautiful scenery. Vivutravel is local travel company in Hanoi, we know best time to visit, things to do, etc. Just CONTACT Vivutravel for a memorable trip.