Rhododendron Arboreum of bright red color is the national flower of Nepal, which flowers during spring time. From March till May, some rhododendron also blooms in autumn / winter times also. Ghorepani treks leads to Rhododendron forest for some days which makes the trek delightful. You will enjoy magnificently flowering rhododendron during your Ghorepani-Poonhill Trek with Trishuli river rafting and Chitwan. As you ascend up to Banthanti and Ghorepani via Nangethanti, you will massively enjoy the fascinating scene of this flower on the trail densely populated especially in Spring ( Mar-May). So, if you like to enjoy this breathtaking scene of flowering rhododendron on the trail from Pokhara to Ghorepani-Poonhill, you are recommended to do this trip in Spring. One cannot get to see and enjoy marvelous rhododendron except in Spring season, even not in Autumn, winter and rainy.