Winkworth Arboretum, Hascombe Road, Godalming, Surrey, GU8 4AD. National Trust. Open daily from 10am until 4pm. The landscape at Winkworth Arboretum is carpeted with magnificent displays of bluebells at Winkworth in April and May. On the first Wednesday of every month, Winkworth Arboretum, offer a free seasonal, guided walk to ensure you see the best areas of the arboretum and don’t miss any flowers. The walks start at 2pm from January till March, and at 2.30pm from April until October; normal admission rates apply. For more details please see their website. For information for disabled visitors, please click here.